International Monetary Fund, Bureau of Statistics. (1964). Direction of Trade. International Monetary Fund.
Citação do estilo Chicago (17ª ed.)International Monetary Fund, Bureau of Statistics. Direction of Trade. Washington: International Monetary Fund, 1964.
Citação MLA (8ª ed.)International Monetary Fund, Bureau of Statistics. Direction of Trade. International Monetary Fund, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.