Table of Contents
Articles
Irwanta Nasution, Rahmanta Ginting, M. Akbar Siregar
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1-6
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Yusniar Yusniar
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7-12
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Cut Nasmiati, Rahmanta Ginting, Abdul Rahman
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13-25
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Ujianhati Zega, Buhari Sibuea
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26-37
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Erwin Nasution, Syahbudin Syahbudin
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38-48
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