Cita APA (7a ed.)

Vereinte Nationen, Office for Drug Control and Crime Prevention, & Vereinte Nationen Office for Drug Control and Crime Prevention. (2001). Global illicit drug trends 2001. United Nations.

Cita Chicago Style (17a ed.)

Vereinte Nationen, Office for Drug Control and Crime Prevention, y Vereinte Nationen Office for Drug Control and Crime Prevention. Global Illicit Drug Trends 2001. New York: United Nations, 2001.

Cita MLA (8a ed.)

Vereinte Nationen, Office for Drug Control and Crime Prevention, y Vereinte Nationen Office for Drug Control and Crime Prevention. Global Illicit Drug Trends 2001. United Nations, 2001.