APA Style
Convention, U, S, P. (2013).
U.S.P 37-NP 32 Vol. 2 (U.S. Pharmacopeia National Formulary .
Baltimore:
United Book Press.
MLA Style
Convention, United, States, Pharmacopeial.
"U.S.P 37-NP 32 Vol. 2 (U.S. Pharmacopeia National Formulary".
Baltimore:
United Book Press,
2013.
print.