Al-Ghamdi, H. (1994). The relationship between moral reasoning and ego development in college men and women in Saudi Aarbia. University of Pittsburgh.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Ghamdi, Hussein. The Relationship Between Moral Reasoning and Ego Development in College Men and Women in Saudi Aarbia. Pittsburgh: University of Pittsburgh, 1994.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Ghamdi, Hussein. The Relationship Between Moral Reasoning and Ego Development in College Men and Women in Saudi Aarbia. University of Pittsburgh, 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.