Gaya APA
Pharmacopeia, T, U, S.
(1984).
USP 24 NF 19 Pharmacopeia
(
21)
.
America:
The United States Pharmacopeia.
Gaya MLA
Pharmacopeia, The, United, States.
"USP 24 NF 19 Pharmacopeia".
21
America:
The United States Pharmacopeia,
1984.
Text.