https://ejurnal.bunghatta.ac.id/index.php/estic/issue/feed 2017-04-12T08:24:37+00:00 Open Journal Systems https://ejurnal.bunghatta.ac.id/index.php/estic/article/view/9967 2017-04-12T08:24:37+00:00 ova siswati aa@yahoo.com

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