Polak, J. (2001). The Two Monetary Approaches to the Balance of Payments: Keynesian and Johnsonian. International Monetary Fund.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPolak, J. The Two Monetary Approaches to the Balance of Payments: Keynesian and Johnsonian. Washington, D.C.: International Monetary Fund, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPolak, J. The Two Monetary Approaches to the Balance of Payments: Keynesian and Johnsonian. International Monetary Fund, 2001.
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