Gaya APA

Convention, U, S, P. (2000). US. Pharmacopeia 24 National Formulary 19 (Edisi 24 jilid 1,2). Washington: United States Pharmacopeial Convention.

Gaya MLA

Convention, United, States, Pharmacopeial. "US. Pharmacopeia 24 National Formulary 19". Edisi 24 jilid 1,2 Washington: United States Pharmacopeial Convention, 2000. Text.