World Health Organization. (1997). Quality assurance of pharmaceuticals: A compendium of guidelines and related materials. World Health Organization.
Chicago-viite (17. p.)World Health Organization. Quality Assurance of Pharmaceuticals: A Compendium of Guidelines and Related Materials. Geneva: World Health Organization, 1997.
MLA-viite (9. p.)World Health Organization. Quality Assurance of Pharmaceuticals: A Compendium of Guidelines and Related Materials. World Health Organization, 1997.
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