Zarah, S. M., & Randall, R. S. (1991). Past and Future research on higher education in Saudi Arabia. University of Houston, college of education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Zarah, Sawsan Mohammed, و Robert S. Randall. Past and Future Research on Higher Education in Saudi Arabia. Houston: University of Houston, college of education, 1991.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Zarah, Sawsan Mohammed, و Robert S. Randall. Past and Future Research on Higher Education in Saudi Arabia. University of Houston, college of education, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.