Columbia University. School of International Affairs. Columbia essays in international affairs: The Dean's papers.
استشهاد بنمط شيكاغوColumbia University. School of International Affairs. Columbia Essays in International Affairs: The Dean's Papers.
MLA استشهادColumbia University. School of International Affairs. Columbia Essays in International Affairs: The Dean's Papers.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.