Bedaiwy، A. A. A.، Mohammed، M. F.، و Seleim، S. I. M. (2016). The Effectiveness of a Training Programme on Developing Negotiation Skills for Student-teacher in the English Section, Faculty of Education, Helwan University. دراسات تربوية واجتماعية، مج22, ع2 ، 1 - 42. مسترجع من http://search.mandumah.com/Record/810868
Bedaiwy، Ali Ahmed Ali، Manal Farouk Mohammed، و Soheir Ibrahim Mohamed Seleim. "The Effectiveness of a Training Programme On Developing Negotiation Skills for Student-teacher in the English Section, Faculty of Education, Helwan University." دراسات تربوية واجتماعية مج22, ع2 (2016): 1 - 42. مسترجع من http://search.mandumah.com/Record/810868