Horowitz, I. L. (1972). Three Worlds od Development: The Theory and practice of international stratification. New York: Oxford University Press.
استشهاد بنمط شيكاغوHorowitz, Irving Louis. Three Worlds Od Development: The Theory and Practice of International Stratification. New York: Oxford University Press, 1972.
MLA استشهادHorowitz, Irving Louis. Three Worlds Od Development: The Theory and Practice of International Stratification. New York: Oxford University Press, 1972.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.