APA
European Monitoring Centre for Drugs and Drug Addiction, . (1997). Estimating the prevalence of problem drug use in Europe. Luxembourg: Office for Official Publications of the European Communities.
Chicago
European Monitoring Centre for Drugs and Drug Addiction, . 1997. Estimating the prevalence of problem drug use in Europe. Luxembourg: Office for Official Publications of the European Communities.
Harvard
European Monitoring Centre for Drugs and Drug Addiction, . (1997). Estimating the prevalence of problem drug use in Europe. Luxembourg: Office for Official Publications of the European Communities.
MLA
European Monitoring Centre for Drugs and Drug Addiction, . Estimating the prevalence of problem drug use in Europe. Luxembourg: Office for Official Publications of the European Communities. 1997.