Brain, K., Parker, H., & Bottomley, T. (1998). Evolving crack cocaine careers: New users, quitters and long term combination drug users in NW England. University of Manchester.
Chicago-Zitierstil (17. Ausg.)Brain, Kevin, Howard Parker, und Tim Bottomley. Evolving Crack Cocaine Careers: New Users, Quitters and Long Term Combination Drug Users in NW England. Manchester: University of Manchester, 1998.
MLA-Zitierstil (8. Ausg.)Brain, Kevin, et al. Evolving Crack Cocaine Careers: New Users, Quitters and Long Term Combination Drug Users in NW England. University of Manchester, 1998.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.