APA
United States Pharmocopeial Convention U., . (1947). The pharmacopeia of the United States of America. Philadelphia: Mack.
Chicago
United States Pharmocopeial Convention Usp, . 1947. The pharmacopeia of the United States of America. Philadelphia: Mack.
Harvard
United States Pharmocopeial Convention U., . (1947). The pharmacopeia of the United States of America. Philadelphia: Mack.
MLA
United States Pharmocopeial Convention Usp, . The pharmacopeia of the United States of America. Philadelphia: Mack. 1947.