Al-Khunaizi, M. M., & Schroeder, G. B. (1984). Needs related to a school food service system in Saudi Arabia \. University of Northern Colorado, College of Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Khunaizi, Mohamed Mahdi, و Glenn B. Schroeder. Needs Related to a School Food Service System in Saudi Arabia \. Colorado: University of Northern Colorado, College of Education, 1984.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Khunaizi, Mohamed Mahdi, و Glenn B. Schroeder. Needs Related to a School Food Service System in Saudi Arabia \. University of Northern Colorado, College of Education, 1984.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.