Dashasb، N. A.، و Harris، O. L. (2004). A Preliminary Study of the Effects of a Mother or Care provider Training Model Using Play Intervention on the Language and Social Development of Hearing Impaired Children in Saudi Arabia (رسالة دكتوراه غير منشورة). Howard University، واشنطن. مسترجع من http://search.mandumah.com/Record/616385
Dashasb، Nahla Ahmed، و Ovetta Lorraine Harris. "A Preliminary Study of the Effects of a Mother or Care Provider Training Model Using Play Intervention On the Language and Social Development of Hearing Impaired Children in Saudi Arabia" رسالة دكتوراه. Howard University، واشنطن، 2004. مسترجع من http://search.mandumah.com/Record/616385