Horowitz, I. L. (1972). Three Worlds of Development: Theory and Practice of International Stratification (2nd ed.). Oxford University.
استشهاد بنمط شيكاغوHorowitz, Irving Louis. Three Worlds of Development: Theory and Practice of International Stratification. 2nd ed. New York: Oxford University, 1972.
MLA استشهادHorowitz, Irving Louis. Three Worlds of Development: Theory and Practice of International Stratification. 2nd ed. Oxford University, 1972.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.