SPERO, J. E. (1990). The politics of international economic relations.--ed.4. St. Martin's Press.
Chicago-čujuhus (17. p.)SPERO, Joan Edelman. The Politics of International Economic Relations.--ed.4. New York: St. Martin's Press, 1990.
MLA-čujuhus (9. p.)SPERO, Joan Edelman. The Politics of International Economic Relations.--ed.4. St. Martin's Press, 1990.
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