Al Hammadi، H. A.، و Cox، E. (2000). FUTURE CHALLENGES: A STUDY OF THE NEEDS OF ADULTS WITH DISABILITIES AND RELATED POLICIES IN SAUDI ARABIA (رسالة دكتوراه غير منشورة). Denver University، دنفر. مسترجع من http://search.mandumah.com/Record/613576
Al Hammadi، Hammad Ali، و Enid Cox. "FUTURE CHALLENGES: A STUDY OF THE NEEDS OF ADULTS WITH DISABILITIES AND RELATED POLICIES IN SAUDI ARABIA" رسالة دكتوراه. Denver University، دنفر، 2000. مسترجع من http://search.mandumah.com/Record/613576