APA-viite (7. p.)
Keen, M., & Syed, M. (2006). Domestic taxes and international trade: Some evidence. International Monetary Fund, Fiscal Affairs Dept..
Chicago-viite (17. p.)
Keen, Michael, ja Murtaza Syed. Domestic Taxes and International Trade: Some Evidence. [Washington, D.C.]: International Monetary Fund, Fiscal Affairs Dept., 2006.
MLA-viite (9. p.)
Keen, Michael, ja Murtaza Syed. Domestic Taxes and International Trade: Some Evidence. International Monetary Fund, Fiscal Affairs Dept., 2006.
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