Cita APA (7a ed.)

Boyum, D., & Rocheleau, A. M. (1994). Heroin users in New York, Chicago, and San Diego. Office of National Drug Control Policy, Executive Office of the President.

Cita Chicago Style (17a ed.)

Boyum, David, y Ann Marie Rocheleau. Heroin Users in New York, Chicago, and San Diego. Washington, DC: Office of National Drug Control Policy, Executive Office of the President, 1994.

Cita MLA (9a ed.)

Boyum, David, y Ann Marie Rocheleau. Heroin Users in New York, Chicago, and San Diego. Office of National Drug Control Policy, Executive Office of the President, 1994.