Gaya APA

The Official Compendia of Standards USP 26 NF 21 U.S Pharmacopeia & national Formulary 1. (2003). : .

Gaya Chicago

The Official Compendia of Standards USP 26 NF 21 U.S Pharmacopeia & national Formulary 1. 1. : , 2003. Text.

Gaya MLA

The Official Compendia of Standards USP 26 NF 21 U.S Pharmacopeia & national Formulary 1. 1. : , 2003. Text.

Gaya Turabian

The Official Compendia of Standards USP 26 NF 21 U.S Pharmacopeia & national Formulary 1. : , 2003. Print.