Cohen, S. (1980). The substance abuse problems. Haworth.
Cita Chicago Style (17a ed.)Cohen, Sidney. The Substance Abuse Problems. New York [u.a.]: Haworth, 1980.
Cita MLA (8a ed.)Cohen, Sidney. The Substance Abuse Problems. Haworth, 1980.
Precaución: Estas citas no son 100% exactas.