International Monetary Fund. Statistics Dept. (2010). Direction of Trade Statistics Quarterly, June 2010. International Monetary Fund.
Dyfyniad Arddull ChicagoInternational Monetary Fund. Statistics Dept. Direction of Trade Statistics Quarterly, June 2010. Washington, D.C.: International Monetary Fund, 2010.
Dyfyniad MLAInternational Monetary Fund. Statistics Dept. Direction of Trade Statistics Quarterly, June 2010. International Monetary Fund, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.