APA-viite (7. p.)
World Health Organization. (2014). Guidelines for the identification and management of substance use and substance use disorders in pregnancy. World Health Organization.
Chicago-viite (17. p.)
World Health Organization. Guidelines for the Identification and Management of Substance Use and Substance Use Disorders in Pregnancy. Ginebra: World Health Organization, 2014.
MLA-viite (9. p.)
World Health Organization. Guidelines for the Identification and Management of Substance Use and Substance Use Disorders in Pregnancy. World Health Organization, 2014.
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