International Monetary Fund. Statistics Dept. (1976). Direction of Trade Statistics Yearbook, 1976 Edition. International Monetary Fund.
Chicago-viite (17. p.)International Monetary Fund. Statistics Dept. Direction of Trade Statistics Yearbook, 1976 Edition. Washington, D.C.: International Monetary Fund, 1976.
MLA-viite (8. p.)International Monetary Fund. Statistics Dept. Direction of Trade Statistics Yearbook, 1976 Edition. International Monetary Fund, 1976.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.