APA (7th ed.) Citation

Cooper, W. H. (2005). Generalized system of preferences. Congressional Research Service, the Library of Congress.

Chicago Style (17th ed.) Citation

Cooper, William H. Generalized System of Preferences. [Washington, District of Columbia]: Congressional Research Service, the Library of Congress, 2005.

MLA (9th ed.) Citation

Cooper, William H. Generalized System of Preferences. Congressional Research Service, the Library of Congress, 2005.

Warning: These citations may not always be 100% accurate.