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Author(s) : Budi Irwansyah,
Source : Logaritma: Jurnal Ilmu-ilmu Pendidikan dan Sains
Issue : Vol 1, No 2 (2015)
Publisher : UIN Syekh Ali Hasan Ahmad Addary Padangsidimpuan
DOI : 10.24952/logaritma.v1i02.226
Date : Sep 27, 2015
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