Umar، A. M. A. (2017). The Effect of Using Smartphones and Social Media on Teaching Medical English Writing: A Case Study of Premedical College Students at Sudan University of Science and Technology. مجلة جامعة أم القرى لعلوم اللغات وآدابها، ع20 ، 10 - 48. مسترجع من http://search.mandumah.com/Record/919596
Umar، Abdul Majeed Attayib. "The Effect of Using Smartphones and Social Media On Teaching Medical English Writing: A Case Study of Premedical College Students At Sudan University of Science and Technology." مجلة جامعة أم القرى لعلوم اللغات وآدابها ع20 (2017): 10 - 48. مسترجع من http://search.mandumah.com/Record/919596