Mohammed، B. B.، و Feldman، D. (1979). The Significant Influences of Islamic Law on Decreasing Crime Rate in Saudi Arabian Society: Attitudinal Comparative Study (رسالة دكتوراه غير منشورة). United States International University، سان دييغو. مسترجع من http://search.mandumah.com/Record/617494
Mohammed، Basha Bakri، و David Feldman. "The Significant Influences of Islamic Law On Decreasing Crime Rate in Saudi Arabian Society: Attitudinal Comparative Study" رسالة دكتوراه. United States International University، سان دييغو، 1979. مسترجع من http://search.mandumah.com/Record/617494