United States Pharmacopeial Convention. (2015). USP 38- NF 33 (First supplement.). The Convention.
Citazione stile Chigago Style (17a edizione)United States Pharmacopeial Convention. USP 38- NF 33. First supplement. Rockville, MD: The Convention, 2015.
Citatione MLA (8a ed.)United States Pharmacopeial Convention. USP 38- NF 33. First supplement. The Convention, 2015.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.