International Monetary Fund. Statistics Dept. (2010). Direction of Trade Statistics Quarterly, June 2010. International Monetary Fund.
Chicago-referens (17:e uppl.)International Monetary Fund. Statistics Dept. Direction of Trade Statistics Quarterly, June 2010. Washington, D.C.: International Monetary Fund, 2010.
MLA-referens (8:e uppl.)International Monetary Fund. Statistics Dept. Direction of Trade Statistics Quarterly, June 2010. International Monetary Fund, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.