APA (7th ed.) Citation

United States. General Accounting Office. (2001). International trade: Comparison of U.S. and European Union preference programs. U.S. General Accounting Office.

Chicago Style (17th ed.) Citation

United States. General Accounting Office. International Trade: Comparison of U.S. and European Union Preference Programs. [Washington, D.C.]: U.S. General Accounting Office, 2001.

MLA (9th ed.) Citation

United States. General Accounting Office. International Trade: Comparison of U.S. and European Union Preference Programs. U.S. General Accounting Office, 2001.