Dyfyniad APA

United States Pharmacopeial Convention. (2011). The United States pharmacopeia and national formulary: Supplement. United States Pharmacopeial Convention.

Dyfyniad Arddull Chicago

United States Pharmacopeial Convention. The United States Pharmacopeia and National Formulary: Supplement. Rockville, Md.: United States Pharmacopeial Convention, 2011.

Dyfyniad MLA

United States Pharmacopeial Convention. The United States Pharmacopeia and National Formulary: Supplement. United States Pharmacopeial Convention, 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.