Gaya APA

Pharmacopeia, T, U, S. (2000). USP 24 NF 19 Pharmacopeia (24). America: The United States Pharmacopeia.

Gaya MLA

Pharmacopeia, The, United, States. "USP 24 NF 19 Pharmacopeia". 24 America: The United States Pharmacopeia, 2000. Text.