Gilpin, R. (1987). The political economy of international relations. Princeton, N.J: Princeton University Press.
शिकागो स्टाइल उद्धरणGilpin, Robert. The Political Economy of International Relations. Princeton, N.J: Princeton University Press, 1987.
एमएलए उद्धरणGilpin, Robert. The Political Economy of International Relations. Princeton, N.J: Princeton University Press, 1987.
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