Lubbad، S. H.، و Keshta، A. S. (2013). The Effectiveness of a Multimedia Based Learning Program on Developing Seventh Graders' Listening Comprehension Skills and Attitudes in Gaza Governorate (رسالة ماجستير غير منشورة). الجامعة الإسلامية (غزة)، غزة. مسترجع من http://search.mandumah.com/Record/695717
Lubbad، Shereen Hamed، و Awad Soliman Keshta. "The Effectiveness of a Multimedia Based Learning Program On Developing Seventh Graders' Listening Comprehension Skills and Attitudes in Gaza Governorate" رسالة ماجستير. الجامعة الإسلامية (غزة)، غزة، 2013. مسترجع من http://search.mandumah.com/Record/695717