APA (7th ed.) Zitazioa
World Health Organization & ebrary, Inc. (2009). Guidelines for the psychosocially assisted pharmacological treatment of opioid dependence. World Health Organization.
Chicago Style (17th ed.) Zitazioa
World Health Organization eta Inc ebrary. Guidelines for the Psychosocially Assisted Pharmacological Treatment of Opioid Dependence. Geneva, Switzerland: World Health Organization, 2009.
MLA (9th ed.) Zitazioa
World Health Organization eta Inc ebrary. Guidelines for the Psychosocially Assisted Pharmacological Treatment of Opioid Dependence. World Health Organization, 2009.
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