APA Style

Pharmacopeial, U, S. (1990). Drug Information for the Health Care Professional. Vol. 1-B (10th ed). Rockville: U.S. Pharmacopeial Covention.

MLA Style

Pharmacopeial, United, States. "Drug Information for the Health Care Professional. Vol. 1-B". 10th ed Rockville: U.S. Pharmacopeial Covention, 1990. print.