Khasawneh، A. A.، Al Tawalbeh، M. I.، و Smadi، O. M. (2010). A Comparison of Lingustic Quantity Syntactic Complexity and Grammatical Accuracy between Face-to-Face and Online Conversations by Native and Non-Native Speakers of English: Pedagogical Implications (رسالة دكتوراه غير منشورة). جامعة اليرموك، إربد. مسترجع من http://search.mandumah.com/Record/741475
Khasawneh، Abd Alkareem، Mohammad I. Al Tawalbeh، و Oqlah Mahmoud Smadi. "A Comparison of Lingustic Quantity Syntactic Complexity and Grammatical Accuracy between Face-to-Face and Online Conversations By Native and Non-Native Speakers of English: Pedagogical Implications" رسالة دكتوراه. جامعة اليرموك، إربد، 2010. مسترجع من http://search.mandumah.com/Record/741475