APA (7th ed.) Zitazioa
United Nations Office on Drugs and Crime. (2017). International standards for the treatment of drug use disorders. Draft for field testing. United Nations Office on Drugs and Crime World Health Organization.
Chicago Style (17th ed.) Zitazioa
United Nations Office on Drugs and Crime. International Standards for the Treatment of Drug Use Disorders. Draft for Field Testing. Vienna: United Nations Office on Drugs and Crime World Health Organization, 2017.
MLA (9th ed.) Zitazioa
United Nations Office on Drugs and Crime. International Standards for the Treatment of Drug Use Disorders. Draft for Field Testing. United Nations Office on Drugs and Crime World Health Organization, 2017.
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