Cita APA (7a ed.)

USA Drug Enforcement Administration & Hoover, R. D. (1985). Drugs of Abuse. U.S. GPO.

Cita Chicago Style (17a ed.)

USA Drug Enforcement Administration y R. D. Hoover. Drugs of Abuse. Washington, D.C: U.S. GPO, 1985.

Cita MLA (9a ed.)

USA Drug Enforcement Administration y R. D. Hoover. Drugs of Abuse. U.S. GPO, 1985.