Cita APA (7th ed.)

United States Pharmacopeial Convention. (2015). USP 38- NF 33 (First supplement.). The Convention.

Cita Chicago (17th ed.)

United States Pharmacopeial Convention. USP 38- NF 33. First supplement. Rockville, MD: The Convention, 2015.

Cita MLA (8th ed.)

United States Pharmacopeial Convention. USP 38- NF 33. First supplement. The Convention, 2015.