Polak, J. (2001). The Two Monetary Approaches to the Balance of Payments: Keynesian and Johnsonian. International Monetary Fund.
Chicago-referens (17:e uppl.)Polak, J. The Two Monetary Approaches to the Balance of Payments: Keynesian and Johnsonian. Washington, D.C.: International Monetary Fund, 2001.
MLA-referens (8:e uppl.)Polak, J. The Two Monetary Approaches to the Balance of Payments: Keynesian and Johnsonian. International Monetary Fund, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.