National Institute on Drug Abuse Community Epidemiology Work Group & Kozel, N. J. (1984). Epidemiology of heroin: 1964 - 1984.
Cita Chicago Style (17a ed.)National Institute on Drug Abuse Community Epidemiology Work Group y Nicholas J. Kozel. Epidemiology of Heroin: 1964 - 1984. Rockville, Md, 1984.
Cita MLA (9a ed.)National Institute on Drug Abuse Community Epidemiology Work Group y Nicholas J. Kozel. Epidemiology of Heroin: 1964 - 1984. 1984.
Precaución: Estas citas no son 100% exactas.