Al Amri، H. A. (2011). What Are The Recommended Approaches for Teaching Children With Downs Syndrome and What is The Evidence For Their Effectiveness (رسالة ماجستير غير منشورة). University of Nottingham، نوتنغهام. مسترجع من http://search.mandumah.com/Record/687318
Al Amri، Hani Ali. "What Are The Recommended Approaches for Teaching Children With Downs Syndrome and What Is The Evidence For Their Effectiveness" رسالة ماجستير. University of Nottingham، نوتنغهام، 2011. مسترجع من http://search.mandumah.com/Record/687318