Table of Contents
Research Article
Susi Susanti, Adelita Lubis
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1-13
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Beni Cahyadi, Abdul Kadir
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14-24
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Irma Sunarty Purba, Djanius Djamin
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25-36
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Merry Chairina DM. Sinaga, Yusnah Melianti
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37-48
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Heri Kusmanto
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49-57
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Efridawati Efridawati, Anggreini Atmei Lubis
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58-70
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Ferdinan Sinulingga, Hodriani Hodriani
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72-86
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Nina Siti Salmaniah Siregar
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87-102
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