Brudon, P. R. (1999). Indicators for monitoring National drug policies (2nd ed.). World Health Organization.
Chicago-referens (17:e uppl.)Brudon, Pascale Rainhorn. Indicators for Monitoring National Drug Policies. 2nd ed. Geneva: World Health Organization, 1999.
MLA-referens (8:e uppl.)Brudon, Pascale Rainhorn. Indicators for Monitoring National Drug Policies. 2nd ed. World Health Organization, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.