Cita APA (7a ed.)

Walker, W. O. ., III. (1993). The foreign narcotics policy of the United States since 1980: An end to the war on drugs?

Cita Chicago Style (17a ed.)

Walker, W. O. , III. The Foreign Narcotics Policy of the United States Since 1980: An End to the War on Drugs? 1993.

Cita MLA (8a ed.)

Walker, W. O. , III. The Foreign Narcotics Policy of the United States Since 1980: An End to the War on Drugs? 1993.