Al Nasser، H. J. (1993). The Relationship Between Teachers Motivation and supervisory Effectiveness In School Organization: Bahrain Will be Cited as an Additional Example. مجلة كلية التربية، ع9, مج2 ، 1114 - 1152. مسترجع من http://search.mandumah.com/Record/680611
Al Nasser، Hassan Jaffer. "The Relationship Between Teachers Motivation and Supervisory Effectiveness In School Organization: Bahrain Will Be Cited As an Additional Example." مجلة كلية التربية ع9, مج2 (1993): 1114 - 1152. مسترجع من http://search.mandumah.com/Record/680611