Al Khadhari، A. A.، و Sheikh، S. (2010). The Contract of Sale Under the Laws of the Kingdom of Saudi Arabia: A Critical Appraisal and Comparison with the International Regime (رسالة ماجستير غير منشورة). University of Birmingham، برمنغهام. مسترجع من http://search.mandumah.com/Record/604488
Al Khadhari، Abd Alwahab، و Saleem Sheikh. "The Contract of Sale Under the Laws of the Kingdom of Saudi Arabia: A Critical Appraisal and Comparison With the International Regime" رسالة ماجستير. University of Birmingham، برمنغهام، 2010. مسترجع من http://search.mandumah.com/Record/604488