Friedmann, W. G. (1971). Joint international business ventures in developing countries. New York: Columbia University Press.
استشهاد بنمط شيكاغوFriedmann, Wolfgang G. Joint International Business Ventures in Developing Countries. New York: Columbia University Press, 1971.
MLA استشهادFriedmann, Wolfgang G. Joint International Business Ventures in Developing Countries. New York: Columbia University Press, 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.