Aba Alhassan، K. M. I. (2013). patterns of Call Technologies Selection in English Departments in Saudi Universities and Suggested Consideration. مجلة العلوم العربية والإنسانية، مج 6, ع 2 ، 29 - 51. مسترجع من http://search.mandumah.com/Record/483658
Aba Alhassan، Khalid M. I. "Patterns of Call Technologies Selection in English Departments in Saudi Universities and Suggested Consideration." مجلة العلوم العربية والإنسانية مج 6, ع 2 (2013): 29 - 51. مسترجع من http://search.mandumah.com/Record/483658