Gaya APA

Convention, U, S, P. (1991). Approved Drug Products and Legal Requirements (Edisi 11 Volume 3). United States: United States Pharmacopeial Convention.

Gaya MLA

Convention, United, States, Pharmacopeial. "Approved Drug Products and Legal Requirements". Edisi 11 Volume 3 United States: United States Pharmacopeial Convention, 1991. Text.