International Monetary Fund. Research Dept. (1991). World Economic Outlook, October 1991. International Monetary Fund.
Chicago-referens (17:e uppl.)International Monetary Fund. Research Dept. World Economic Outlook, October 1991. Washington, D.C.: International Monetary Fund, 1991.
MLA-referens (8:e uppl.)International Monetary Fund. Research Dept. World Economic Outlook, October 1991. International Monetary Fund, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.