APA aipamena

International Monetary Fund. (1981). International Monetary Fund Annual Report 1981. International Monetary Fund.

Chicago Style aipamena

International Monetary Fund. International Monetary Fund Annual Report 1981. Washington, D.C.: International Monetary Fund, 1981.

MLA aipamena

International Monetary Fund. International Monetary Fund Annual Report 1981. International Monetary Fund, 1981.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.