Al-Hazzazi, H. R. (1980). A comparison between the examinations system at twelfth grade in Saudi Arabia and the ITBS test used in the United States for measuring achievement. University of Southern California.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Hazzazi, Hayfa R. A Comparison Between the Examinations System at Twelfth Grade in Saudi Arabia and the ITBS Test Used in the United States for Measuring Achievement. California: University of Southern California, 1980.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Hazzazi, Hayfa R. A Comparison Between the Examinations System at Twelfth Grade in Saudi Arabia and the ITBS Test Used in the United States for Measuring Achievement. University of Southern California, 1980.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.