Al Bzour، A. F.، و Sheir، A. A. (2009). The Effect of an Instructional Program Based on English Functional Grammar on the Achievement of Grammar and Communicative Skills of Secondary Stage Students in Jordan (رسالة دكتوراه غير منشورة). جامعة عمان العربية، عمان. مسترجع من http://search.mandumah.com/Record/636877
Al Bzour، Anwar Fayez، و Awatef Ali Sheir. "The Effect of an Instructional Program Based On English Functional Grammar On the Achievement of Grammar and Communicative Skills of Secondary Stage Students in Jordan" رسالة دكتوراه. جامعة عمان العربية، عمان، 2009. مسترجع من http://search.mandumah.com/Record/636877