Fadel، A.، Seleim، S. I. M.، و Nazir، W. A. (2018). The Effect of Flipped Classroom Model on Developing English Language Speaking Skills of Sixth Year Primary School Pupils. دراسات تربوية واجتماعية، مج24, ع1 ، 123 - 158. مسترجع من http://search.mandumah.com/Record/1120367
Fadel، Ali، Soheir Ibrahim Mohamed Seleim، و Wafaa Ahmed Nazir. "The Effect of Flipped Classroom Model On Developing English Language Speaking Skills of Sixth Year Primary School Pupils." دراسات تربوية واجتماعية مج24, ع1 (2018): 123 - 158. مسترجع من http://search.mandumah.com/Record/1120367