Friedmann, W. G. (1971). Joint international business ventures in developing countries. New York: Columbia University Press.
Trích dẫn kiểu ChicagoFriedmann, Wolfgang G. Joint International Business Ventures in Developing Countries. New York: Columbia University Press, 1971.
Deismireacht MLAFriedmann, Wolfgang G. Joint International Business Ventures in Developing Countries. New York: Columbia University Press, 1971.
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