International Monetary Fund (IMF). International financial statistics yearbook. International Monetary Fund.
Cita Chicago (17th ed.)International Monetary Fund (IMF). International Financial Statistics Yearbook. Washinton, D.C.,: International Monetary Fund.
Cita MLA (8th ed.)International Monetary Fund (IMF). International Financial Statistics Yearbook. International Monetary Fund.
Atenció: Aquestes cites poden no estar 100% correctes.