El-Nasser, S. (1979). Foreign students' perception of the functions of the foreign student advisor's office. Eastern Michigan University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)El-Nasser, Saleh. Foreign Students' Perception of the Functions of the Foreign Student Advisor's Office. Eastern Michigan University, 1979.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)El-Nasser, Saleh. Foreign Students' Perception of the Functions of the Foreign Student Advisor's Office. Eastern Michigan University, 1979.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.