Assaf, S. H., & Hickey, H. (1982). Factors influencing secondary school male teachers in Saudi Arabia to leave teaching. Michigan State University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Assaf, Saleh Hamad, و Howard Hickey. Factors Influencing Secondary School Male Teachers in Saudi Arabia to Leave Teaching. Michigan: Michigan State University, 1982.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Assaf, Saleh Hamad, و Howard Hickey. Factors Influencing Secondary School Male Teachers in Saudi Arabia to Leave Teaching. Michigan State University, 1982.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.