Sheir، A. A.، Ahmed، R. A. I.، و Mustafa، H. (2018). An Enrichment Program Based on Extensive Reading on Developing Writing Skills for Preparatory School Students. العلوم التربوية، مج26, ع3 ، 2 - 31. مسترجع من http://search.mandumah.com/Record/1087742
Sheir، Awatef Ali، Rania Adel Ibrahim Ahmed، و Heba Mustafa. "An Enrichment Program Based On Extensive Reading On Developing Writing Skills for Preparatory School Students." العلوم التربوية مج26, ع3 (2018): 2 - 31. مسترجع من http://search.mandumah.com/Record/1087742