USA Office of National Drug Control Policy & Hunt, D. E. (1995). Pulse check: National trends in drug abuse.
Cita Chicago Style (17a ed.)USA Office of National Drug Control Policy y Dana E. Hunt. Pulse Check: National Trends in Drug Abuse. Washington, DC, 1995.
Cita MLA (9a ed.)USA Office of National Drug Control Policy y Dana E. Hunt. Pulse Check: National Trends in Drug Abuse. 1995.
Precaución: Estas citas no son 100% exactas.