Al-Saadat, A. E. (1985). Assessing the inservice training needs of teachers of English as a foreign language in Saudi Arabia. The Pennsylvania State University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Saadat, Abdullah Ebrahim. Assessing the Inservice Training Needs of Teachers of English as a Foreign Language in Saudi Arabia. Pennsylvania State: The Pennsylvania State University, 1985.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Saadat, Abdullah Ebrahim. Assessing the Inservice Training Needs of Teachers of English as a Foreign Language in Saudi Arabia. The Pennsylvania State University, 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.