Hammam، D. M. E. (2020). The Effectiveness of the Mobile Learning in Developing Oral Fluency among Preparatory School Students. مجلة كلية التربية، مج17, ع96 ، 600 - 625. مسترجع من http://search.mandumah.com/Record/1209500
Hammam، Deyaa Mohamed El-Sayed. "The Effectiveness of the Mobile Learning in Developing Oral Fluency Among Preparatory School Students." مجلة كلية التربية مج17, ع96 (2020): 600 - 625. مسترجع من http://search.mandumah.com/Record/1209500