APA (7th ed.) Citation

World Health Organization. (1997). Guide to drug abuse epidemiology: Pre-publication version. World Health Organization.

Chicago Style (17th ed.) Citation

World Health Organization. Guide to Drug Abuse Epidemiology: Pre-publication Version. Geneva: World Health Organization, 1997.

MLA (9th ed.) Citation

World Health Organization. Guide to Drug Abuse Epidemiology: Pre-publication Version. World Health Organization, 1997.

Warning: These citations may not always be 100% accurate.