United States Pharmacopeial Convention. (2011). The United States pharmacopeia and national formulary: Supplement. United States Pharmacopeial Convention.
Chicago-viite (17. p.)United States Pharmacopeial Convention. The United States Pharmacopeia and National Formulary: Supplement. Rockville, Md.: United States Pharmacopeial Convention, 2011.
MLA-viite (8. p.)United States Pharmacopeial Convention. The United States Pharmacopeia and National Formulary: Supplement. United States Pharmacopeial Convention, 2011.
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