APA

United States Pharmacopeial Convention, . (19940000). Drug information for the health care profesional: USP DI, 1994. Maryland, us: United States Pharmacopeial Convention.

Chicago

United States Pharmacopeial Convention, . 19940000. Drug information for the health care profesional: USP DI, 1994. Maryland, us: United States Pharmacopeial Convention.

Harvard

United States Pharmacopeial Convention, . (19940000). Drug information for the health care profesional: USP DI, 1994. Maryland, us: United States Pharmacopeial Convention.

MLA

United States Pharmacopeial Convention, . Drug information for the health care profesional: USP DI, 1994. Maryland, us: United States Pharmacopeial Convention. 19940000.