Items where Division is "Fakultas Ilmu Tarbiyah dan Keguruan > Pendidikan Bahasa Inggris > Skripsi" and Year is 2017

Abizal, Abizal (2017) Efektifitas Lagu untuk Meningkatkan Pembelajaran Kosakata Bahasa Arab MTs Islamiyah Kelas VIII di Jalan Suluh Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Agustia Dalimunthe, Yosi (2017) The effect of read, ask, paraphrase (RAP) strategy on the students’ comprehension in reading narrative text at the eighth grade of MTS. Al Washliyah Tembung. Skripsi thesis, State Islamic University of North Sumatera.

Aini, Masitah (2017) Improving students’ achievement in writing recount text by using transitions-actions-details (tad) strategy at MTSN NEGERI BESITANG. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Alim, Abdul (2017) The effectiveness of sets (science, environment, technology and society) learning model toward students’ ability in writing news item text at sma swasta nurul islam Indonesia Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Amalia, Nurul (2017) The improvement of the students’ ability in reading comprehension through extensive reading at grade XI Madrasah Aliyah Swasta Al-Washliyah 21 firdaus 2016/2017. Skripsi thesis, State Islamic University of North Sumatera.

Amaliyah Hasibuan, Asrina (2017) Improving the students’ vocabulary mastery through word square method at seven grade of State Islamic Junior High School Sibuhuan. Skripsi thesis, State Islamic University of North Sumatera.

Amelga, Safitri (2017) The application of direct activities related to texts (darts) technique in improving students’ achievement in report text writing at eleventh grade of mas pab 1 Sampali. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

An-Nisa, An-Nisa (2017) Improving the students' ability in learning past continuous tense by using roundtable strategy at private junior high school Muhammadiyah 47 Sunggal in academic year 2016/2017). Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Andriyani, Rini (2017) The implementation of blindfold game media to improve students’ vocabulary mastery at MTS Nurul Huda Tanjung Pura. Skripsi thesis, State Islamic University of North Sumatera.

Armasita, Armasita (2017) Improving students’ speaking skill in english lesson with action learning strategy at eight grade of mts pab 1 helvetia. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Bako, Irawati (2017) The implementation of firing line strategy To increase students’ ability at constructing Conditional sentences of the third year students At mts al-washliyah ismailiyah medan in 2016/2017 academic year. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Baraqih, Husni (2017) The Implementation Of Observe And Remember Game To Improve Students’ Vocabulary Mastery At Seventh Grade Of MTs S. Al-Washliyah Tembung. Skripsi thesis, Universitas Islam Negeri Sumatea Utara Medan.

Chairunnisa, Icha (2017) The Effectiveness Of Writing Diary Activities In Improving The Students’ Ability In Teaching Recount Text At Eighth Grade Mts Al-Jam’iyatul Wasliyah Medan In Academic Year 2016/2017. Skripsi thesis, Universitas Islam Negeri Sumatea Utara Medan.

Dalimunte, Muhammad and Salmiah, Maryati (2017) The implementation of simon say game to improvestudents' vocabulary mastery in learningenglish. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Damanik, Nuraisyah (2017) The effect of football verbal strategy on the students’ ability at writing procedure text at SMA Swasta Meranti in 2016/2017 academic year. Skripsi thesis, State Islamic University of North Sumatera.

Damayanti Pasaribu, Eka (2017) Improving the students’ reading comprehension by using concept oriented reading instruction (cori) strategy at ten grade senior high school at Ma Hifzhil Quran Islamic Centre. Skripsi thesis, State Islamic University of North Sumatera.

El Lail Nasution, Nadya (2017) Improving students’ ability in memorizing vocabulary through implementation of crossword puzzle strategy at grade xi ipa 1 of sma negri 1 natal in academic year 2016/2017. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Gajah, Agusnidar (2017) Improving students’ ability at writing narrative text by using outline technique at the first grade of Mal Uin Su Medan in academic year 2016/2017. Skripsi thesis, State Islamic University of North Sumatera.

Gultom, Indah Pratiwi (2017) Improving students’ vocabulary mastery through sketch and label organizer at smp muhammadiyah 02 Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Hanum Maha, Farida (2017) The effect of applying berlitz method on students’conjunction mastery at Islamic Boarding School Darul Hikmah TPI Medan. Skripsi thesis, State Islamic University of North Sumatera.

Harahap, Agung Kurniawan (2017) The effect of role play on students’ speaking skill at seventh grade of madrasah sanawiyah muhammadiyah 01 medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Harahap, Hartati (2017) Increasing the students’ ability in past continuous tense through mistake buster technique at MTS. HIFZHIL QUR’AN ISLAMIC CENTRE. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Harahap, Kasniati (2017) Improving students’ achievement in writing narrative text through chain story technique at second grade of Mts Al- Washliyah Tembung. Skripsi thesis, State Islamic University of North Sumatera.

Harahap, Pera Handayani (2017) Improving the students’ ability in writing descriptive paragraph by using task -based learning (TBL) approach at the tenth grade of MAS PAB 1 Sampali Medan in the academic year 2016/2017. Post-Doctoral thesis, Universitas Islam Negeri Sumatera Utara Medan.

Hartini, Leli Aprida (2017) Improving Students’ Ability in Speaking Skill Through Answering Oral Test Strategy In Ten Grade At MAS Mualimin Univa Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Hasibuan, Asrina Amaliyah (2017) Improving the Students’ Vocabulary Mastery through Word Square Method at Seven Grade of State Islamic Junior High School Sibuhuan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Hasibuan, Syafrini Rezeki (2017) Improving the students’ achievement in reading narrative text by using know-want-learned strategy at grade eight, MTSN 3 MEDAN ACADEMIC YEAR OF 2017/2018. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Haulida, Fazliani (2017) The effect of anagram technique on the students’ speaking ability at mts gaya baru negeri lama Labuhan Batu. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Hayati, Novela (2017) The use of clustering technique to improve students achievement in writing recount text at mas. Pab 1 sampali. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Husnifa, Rina (2017) The use of animation pictures to mprove students’ vocabulary of seventh grade at mts tpi sawit Seberang. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Hutri Maulida, Helen (2017) The use of cycle learning strategy in teaching argumentative paragraph writing of the eight grades of MTSN 3 academyc year of 2017/2018. Skripsi thesis, State Islamic University Of North Sumatera.

Irmawati, Irmawati (2017) Improving students' ability in speaking English by using talking chips strategy at the second grade students of MAS Manba'ul Hidayah Kisaran in 2016/2017 academic year. Skripsi thesis, Fakultas Ilmu Tarbiyah dan Keguruan, Universitas Islam Negeri Sumatera Utara.

Ismiyanti, Tri (2017) Improving students’ ability in reading comprehension by using preview, question, read, state and test strategy. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Izar, Zul'aini (2017) The Effect Of Using Cartoon Film On Students’ Achievement In Reading Comprehension At Eight Grade Of MTs Nurul Hakim Modren Boarding School Tembung. Skripsi thesis, Universitas Islam Negeri Sumatea Utara Medan.

Khairini, Rizka (2017) The effect of image streaming method on students’ ability in writing narrative paragraph at the tenth grade of mas pab 2 helvetia medan In 2016/2017 academic year. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Khotimah, Nurul (2017) The effect of listing and questioning techniques on the students’ ability in writing narrative text at the second year students of mal uinsu medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Lestari, Desi (2017) The effect of gallery walk strategy on the students’ ability in writing descriptive paragraph at MAS AL ITTIHADIYAH. Skripsi thesis, Univeresitas Islam Negeri Sumatera Utara.

Lestari, Desi (2017) The effect of gallery walk strategy on the students’ ability in writing descriptive paragraph at mas Al Ittihadiyah. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Lestari, Wanda (2017) Improving students’ vocabulary mastery by using text twist game at private islamic junior high school Al – Hijrah 2 Lau Dendang 2016 / 2017 academic year. Skripsi thesis, State Islamic University of North Sumatera.

Likhulailanasution, Miraya (2017) The implementation of small group discussion to improve students’ speaking ability at grade viii a of mts bina ulama kisaran. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Lismawati, Mr (2017) Improving students achievement in writing hortatory exposition texts through dictogloss technique at the eleventh grade of mas al-washliyah pasar v pinang baris. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Lubis, Ika Rahmadani (2017) Improving students’ vocabulary mastery by using fly swatter game in the first grade of MTS PERSATUAN AMAL BAKTI (PAB) 1 HELVETIA. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Lubis, Mira Wahyuni (2017) The Implementation Of Describing Pictures Strategy In Improving Student’s Speaking Ability At MTs Yayasan Madrasah Islamiyah Medan. Skripsi thesis, Universitas Islam Negeri Sumatea Utara Medan.

Lubis, Ratna Sari (2017) The implementation of verb search game strategy in improving students’ ability in using simple past tense of eight grade at mts hifzhil qur’an islamic centre Medan 2016/2017 academic year. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Lubis, Sari Ramadhani (2017) The Implementation Of Audio Record Media On The Students’ Ability In Pronouncing English Wordsat The 8th Grade SMP Al-Fattah Medan. Skripsi thesis, Universitas Islam Negeri Sumatea Utara Medan.

Maha, Farida Hanum (2017) The effect of applying berlitz method on students’ conjunction mastery at islamic boarding school darul hikmah tpi Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Melinda, Rizki (2017) The Effect Of Guessing Technique On Students’ Speaking Ability At The Second Grade Students Of MTsN Bohorok In 2016/2017 Academic Year. Skripsi thesis, Universitas Islam Negeri Sumatera Utara Meddan.

Melni, Mrs (2017) The effect of peer response technique on student’s achievement in writing descriptive text at second grade of smp Muhammadiyah 02 Medan in 2016/2017 academic years. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Nasution, Intan Nurjannah (2017) The implementation of dictation technique to increase students’ ability in listening skill at smk-1 alfattah medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Nasution, Nita Widasari (2017) The influence of summarizing technique tothe students writing ability at 8th grade perguruan islam al-ulum terpadu Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Nasution, Rina Irawan (2017) The effectiveness of team assisted individualization (tai) technique to improve students’ ability in writing descriptive text at second grade of MTS. S DAARUL MUHSININ, JANJIMANAHAN KAWAT, LABUHANBATU. Skripsi thesis, Univeresitas Islam Negeri Sumatera Utara.

Nindya, Frily (2017) Improving students' ability to build simple past tense in narrative text by using make a match strategy at MTs Islamic Nusantara. Skripsi thesis, Universitas Islam Negeri Sumatea Utara Medan.

Ningsih, Sri Ayuratma (2017) The effect of applying sentence combining technique on students’ achievement in writing descriptive text at mas al-ittihadiyah bromo in 2016/2017 academic year. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Ningsih, Surya (2017) Improving the students' ability in reading comprehension of narative text through question answer relationship at the tenth grade of man binjai. Skripsi thesis, Universitas Islam Negeri Sumatera Utara Medan.

Nisa, Khairun (2017) The Effect Of Applying Group Mentoring Technique In Writing Narrative Text At Eight Grade In Mts. Al - Jam’iyatul Washliyah Medan In Academic Year 2016 – 2017. Skripsi thesis, Universitas Islam Negeri Sumatea Utara Medan.

Nurainun, Nurainun (2017) Improving the students’ reading comprehension in narrative text by using concept oriented reading instruction at grade VIII Private Islamic Junior High School Ali Imron Medan. Skripsi thesis, State Islamic University of North Sumatera.

Nurhayati, Nurhayati (2017) Improving students’ achievement in writing recount text through jumbled sentences technique for eighth grade students of MTS Muhammadiyah 01 Medan. Skripsi thesis, State Islamic University of North Sumatera.

Nurhidayah, Mrs (2017) An analysis on the students’ ability in writing narrative text at grade ix mts Ali Imron Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Nusa Putri, Ruwaida (2017) The application of observe and remember games in improving students’ achievement in vocabulary at the seventh grade of MTS Islamiyah Medan in the academic year 2016/2017. Skripsi thesis, State Islamic University of North Sumatera.

Panggabean, R. Damai Yanti (2017) Improving The Tenth Grade Students’ Ability At Reading Comprehension By Using Buzz Group Technique At MA Tahfizhil Qur’an Yayasan Islamic Centre Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara Meddan.

Pasaribu, Rahmat Syafa’at Ardiyan (2017) The Effect Of Group Work And Individual Method On The Eight Grade Students’ Ability At Comprehending Reading Material At SMP Cerdas MurnI In 2016/2017 Academic Year. Skripsi thesis, Faculty Of Tarbiyah Science And Teacher Training State Islamic University Of North Sumatera Medan.

Pohan, Juniatik (2017) A comparative between quick write and indirect feedback strategies on the students’ ability in writing descriptive text at MAS Ponpes At-Taufiqurrahman Labuhan Batu Utara. Skripsi thesis, State Islamic University of North Sumatera.

Pohan, Lamsahrona (2017) Improving the students’ ability in mastering vocabulary through brainstorming game in eight grade at smp it Al Hijrah Laut Dendang in the academic year 2016/2017. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Polem, Abdul Muhsin (2017) The implementation of simon say game to improve students’ vocabulary mastery in learning english at mts. laboratorium UIN-SU Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Pratiwi, Diah Ayu (2017) The Effect of Multiple Intelligences Station to Improve Students’ Ability in Writing Narrative Text at Second Grade Students of MAN 1 BINJAI 2016/2017. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Putri, Ruwaida Nusa (2017) The application of observe and remember games in improving students’ achievement in vocabulary At the seventh grade of mts islamiyah Medan in the academic year 2016/2017. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Rahmadani Lubis, Ika (2017) Improving students’ vocabulary mastery by using fly swatter game in the first grade of MTS Persatuan Amal Bakti (Pab) 1 Helvetia. Skripsi thesis, State Islamic University of North Sumatera.

Rahmadani Lubis, Ika (2017) Improving students’ vocabulary mastery by using fly swatter game in the first grade of MTS Persatuan Amal Bakti (Pab) 1 Helvetia. Skripsi thesis, State Islamic University of North Sumatera.

Ramadhani, Aulia Rizky (2017) The effect of collaborative writing strategy on students’ achievement in writing recount text in mts alwashliyah tembung 2016/2017. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Rangkuti, Mahmudah (2017) The use of estafet writing method to improve students’ ability in writing narrative text at the 8 grade students of SMP N 17 Medan. Skripsi thesis, State Islamic University of North Sumatera.

Rezeki Hsb, Syafrini (2017) Improving the student’s achievement in reading narrative text by using knowladge learned strategy at grade eight MTSn 3 Medan academic year of 2017/2018. Skripsi thesis, State Islamic University of North Sumatera.

Riswanto, Agus (2017) The effect of hand puppet as media to build up the students’ ability in speaking at mts swasta Nurul Amal Kuala. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Ritonga, Mirna Sari (2017) Improving students’ ability in writing sentence in present future tense through mix-freeze group strategy at first grade of madrasah aliyah pondok pesantren darussalam parmeraan padang lawas utara. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Ritonga, Rani Wati (2017) Improving the students’ vocabulary mastery through the implementation of riddle game at the Second grade students at SPM Islamic Azizi Medan. Skripsi thesis, Fakultas Ilmu Tarbiyah dan Keguruan Universitas Islam Negeri Sumatera Utara.

Rizki Tia, Maudina (2017) The effect of round robin writing strategy on students’ achievement in writing descriptive text at the tenth grade of MAS Pab 2 Helvetia Medan In 2016/2017 academic year. Skripsi thesis, State Islamic University of North Sumatera.

Rizkina, Shela (2017) The effect of brainstorming technique in writing descriptive text at viii grade of mtsn stabat in 2016/2017 academic year. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Rizkya, Rahmi (2017) The use of lightening the learning climate strategy to improve the students’ ability in writing recount text on the eight grade at mts cipta simpang dolok Batu Bara. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

SUCI, JUWITA MENTARI (2017) The Effect Of Applying Clustering Technique On Students’ Vocabulary Mastery At Mts Islamiyah Ypi Batang Kuisin 2016/2017 Academic Year. Skripsi thesis, Fakultas Ilmu Tarbiyah Dan Keguruan Universitas Islam Negeri Sumatera Utara.

Sa'adah, Nur (2017) Improving the students’ achievement in vocabulary through acronym in mnemonic technique at the first grade senior high school at Al-Jam’iyatul Washliyah. Skripsi thesis, State Islamic University of North Sumatera.

Saragih, Maulida Azmi (2017) The Influence Of Hypnoteaching Method To The Students’ Achievement In Learning Vocabulary At Mts Swasta Pab 2 Sampali. Skripsi thesis, Universitas Negeri Islam Sumatera Uatra.

Sari, Leli (2017) Improving Reading Comprehension Through Directed Reading Thinking Activity (DRTA) Strategy For The Eight Grade Students of SMP Negeri 17 Medan In The Academic Year Of 2016-2017. Skripsi thesis, State Islamic University of North Sumatera.

Sari, Muharfah (2017) The implementation of egra technique to improve students’ ability in comprehending recount text at MTSN Hamparan Perak. Skripsi thesis, UIN Sumatera Utara Medan.

Sari, Novita (2017) The effect of using audio-visual in teaching English on the students' ability in listening comprehension at tenth year MAL UIN-SU Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Sariannur, Sariannur (2017) The effect of using task based learning( tbl) method on student’s achievement in reading comprehension at madrasah aliyah negeri 1 natal. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Sibarani, Agus Surya (2017) Improving the students’ achievement at writing descriptive text by using guided writing at mas pab 2 helvetia Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Siska, Mirwana (2017) Improving students’ vocabulary achievement by applying anagram plus flashcard in the first grade of mts persatuan amal bakti (pab) 1 helvetia. Skripsi thesis, UIN Sumatera Utara Medan.

Sitepu, Nurafni (2017) Improving The Student’s Speaking Ability By Applying Guided Conversation Strategy At The Eleventh Year Students Of Sma Muhammadiyah-2 Tanjung Sari Medan In 2016/2017 Academic Year. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Solin, Akmal Nurdini (2017) Improving students’ achievement at writing recount text by using guiding question technique at eigth grade of smp al-washliyah 1 ismailiyah medan in 2016/2017 academic year. Masters thesis, Universitas Islam Negeri Sumatera utara.

Suci, Juwita Mentari (2017) The Effect Of Applying Clustering Tecnique On Students’ Vocabulary Mastery At MTS Islamiyah YPI Batang Kuisin 2016/2017 Academic Year. Skripsi thesis, Fakultas Ilmu Tarbiyah Dan Keguruan Universitas Islam Negeri Sumatera Utara.

Sujayanti, Ratih (2017) Improving grade viii students’ vocabulary mastery through the concept attainment modelat mts. al – washliyah tembung in 2016/2017 academic year. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Sullama, Desrayanti (2017) The implementation of thieves strategy to improve students’ ability in reading comprehension at mts islamiyah hutagodang. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Susanti, Inda (2017) Improving student’s ability at writing descriptive text by using the learning cell strategy at the first year of MTS Yayasan Islamiyah Medan in 2016/2017 academic year. Skripsi thesis, State Islamic University Of North Sumatera Medan.

Susanto, Eko (2017) A Comparative Study Between Quantum And Conventional Learning Method On English Articles Mastery Of Eighth Graders At Smp Swasta Al Washliyah 1 Medan. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Sustika, Yowanda (2017) The effect of concept-oriented reading instruction (CORI) on students’ reading comprehension at the eight grade of Madrasah Tsanawiyah Negeri Binjai. Skripsi thesis, State Islamic University of North Sumatera.

Useng, Mayida Wae- (2017) The effect of direct method on the student’s ability in learning vocabulary at mas pab 1 Sampali. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Wahyuni, Sri (2017) Improving students` ability in writing through collaborative writing strategy at the Islamic Junior High School Muhammadiyah 01 Medan. Skripsi thesis, State Islamic University of North Sumatera.

Wilda, Ardiati (2017) The effect of cooperative integrated reading and composition (CIRC) technique on the students' ability in readung comprehension at MAN Kutacane Aceh Tenggara in 2015/2016 academic year. Skripsi thesis, Fakultas Ilmu Tarbiyah dan Keguruan UIN Sumatera Utara Medan.

Wulandari, Sri Dewi (2017) The implementation of treffinger model to improve students' ability in determining the main idea of paragraph at SMA Swasta Galih Agung in academic year 2016/2017. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Yanti, Salmi Zaki (2017) Improving students’ achivement in reading comprehension by using k-w-l (know-want-leraned) strategy in smp muhammadiyah 2 medan in the academic year of 2016-2017. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.

Yuanna, Riza (2017) The application of somatic-audiotory-visualization-Intelecetually (savi) to improve students' skill in writing recount text of eighth grade at MTS Hifzhil Qur'an yayasan Islamic Center. Skripsi thesis, Universitas Islam Negeri Sumatera Utara Medan.

Yunita, Erni (2017) A comparative study between problem based learning and direct instruction in teaching english grammar at private islamic junior high school Perguruan Islam Al-Ulum Terpadu Medan. Skripsi thesis, State Islamic University of North Sumatera.

Zorella, Nadia (2017) Increasing the students’ reading comprehension through choral reading strategy at seventh grader of private islamic junior high school jami’ al kautsar tapung hilir. Skripsi thesis, Universitas Islam Negeri Sumatera Utara.