APA-viite (7. p.)
World Health Organization, Department of Essential Drugs and other Medicines. (2000). Guidelines for drug donations.
Chicago-viite (17. p.)
World Health Organization, Department of Essential Drugs and other Medicines. Guidelines for Drug Donations. 2000.
MLA-viite (9. p.)
World Health Organization, Department of Essential Drugs and other Medicines. Guidelines for Drug Donations. 2000.
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