Al-Azzam, M. R., Abd Al-Haq, F., & Sheir, A. (2008). Graduate students'opinions about the importance and effectiveness of TOEFL and its courses: A case study at Yarmouk University \. Amman Arab University (Amman, Jordan).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Azzam, Muyassar Rafi, Fawwaz Abd Al-Haq, و Awatef Sheir. Graduate Students'opinions About the Importance and Effectiveness of TOEFL and Its Courses: A Case Study at Yarmouk University \. Amman, Jordan: Amman Arab University (Amman, Jordan), 2008.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Azzam, Muyassar Rafi, et al. Graduate Students'opinions About the Importance and Effectiveness of TOEFL and Its Courses: A Case Study at Yarmouk University \. Amman Arab University (Amman, Jordan), 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.