Al-Bakestani, M. A., & Hughes, G. (1982). A descriptive and evaluative study of English education at the Institute of Public Administration in Saudi Arabia. University of Kansas.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Bakestani, Mohammed A., و George Hughes. A Descriptive and Evaluative Study of English Education at the Institute of Public Administration in Saudi Arabia. Kansas: University of Kansas, 1982.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Bakestani, Mohammed A., و George Hughes. A Descriptive and Evaluative Study of English Education at the Institute of Public Administration in Saudi Arabia. University of Kansas, 1982.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.