Tobeigi، A. M. M.، و McGuinn، N. (1997). The Influence of a Listening Training Programme on Students Performance in listening comprehension: A study at teachers college in the southwest Region of Saudi Arabia (رسالة دكتوراه غير منشورة). University of Hull، كينغستون أبون هال. مسترجع من http://search.mandumah.com/Record/611794
Tobeigi، Ali M. M.، و Nick McGuinn. "The Influence of a Listening Training Programme On Students Performance in Listening Comprehension: A Study At Teachers College in the Southwest Region of Saudi Arabia" رسالة دكتوراه. University of Hull، كينغستون أبون هال، 1997. مسترجع من http://search.mandumah.com/Record/611794