Al Suhaibani، S. H.، و Shivtiel، A. (1998). A Comparative Study of The Present Preparation Programmes for Teachers of Arabic for Native and Non-Native Speakers in the Riyadh Universities (رسالة دكتوراه غير منشورة). University of Leeds، ليدز. مسترجع من http://search.mandumah.com/Record/599250
Al Suhaibani، Saleh Hamad، و A. Shivtiel. "A Comparative Study of The Present Preparation Programmes for Teachers of Arabic for Native and Non-Native Speakers in the Riyadh Universities" رسالة دكتوراه. University of Leeds، ليدز، 1998. مسترجع من http://search.mandumah.com/Record/599250