فهرس المقالات Economic Advantage حرية الوصول المقاله صفحة الملخص نص كامل 1 - Designing the Attitude toward Advertising Model through Mobile Social Networks Atefeh Shekari Seyed Najmoddin Mosavi Abdolkhalegh Gholami Chenarestan Olya 10.30495/jsm.2020.673649