APA
Waldorf D., Reinarman C. & Murphy S. (1991). Cocaine changes : the experience of using and quitting. Philadelphia: Temple University Press.
Chicago
Waldorf Dan, Reinarman Craig and Murphy Sheigla. 1991. Cocaine changes : the experience of using and quitting. Philadelphia: Temple University Press.
Harvard
Waldorf D., Reinarman C. and Murphy S. (1991). Cocaine changes : the experience of using and quitting. Philadelphia: Temple University Press.
MLA
Waldorf Dan, Reinarman Craig and Murphy Sheigla. Cocaine changes : the experience of using and quitting. Philadelphia: Temple University Press. 1991.
BOEKEN/BROCHURES