Gaya APA

Convention, U, S, P. (2004). USP 28 NF 23, 2005 Volume I ; The Official Compendia Of Standars (Volume I). : United States Pharmacopeial Convention.

Gaya MLA

Convention, United, States, Pharmacopeial. "USP 28 NF 23, 2005 Volume I ; The Official Compendia Of Standars". Volume I : United States Pharmacopeial Convention, 2004. Text.