International Monetary Fund. Statistics Dept. (2016). Direction of Trade Statistics: September 2016. International Monetary Fund.
Cita Chicago (17th ed.)International Monetary Fund. Statistics Dept. Direction of Trade Statistics: September 2016. Washington, D.C.: International Monetary Fund, 2016.
Cita MLA (8th ed.)International Monetary Fund. Statistics Dept. Direction of Trade Statistics: September 2016. International Monetary Fund, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.