Smith، L. G. (1984). Lives In Education: People and Ideas In The Development Of Teaching. المجلة التربوية، مج1, ع2 ، 149 - 160. مسترجع من http://search.mandumah.com/Record/682426
Smith، L. Glenn. "Lives In Education: People and Ideas In The Development Of Teaching." المجلة التربوية مج1, ع2 (1984): 149 - 160. مسترجع من http://search.mandumah.com/Record/682426