Gaya APA

Cohen, J, L., Till, A. (2000). US. Pharmacopeia 24 National Formulary 19 Supplenment vol.3 (Volume 3). Washington: United States Pharmacopeial Convention.

Gaya MLA

Cohen, Jordan, L.., Till, Alice. "US. Pharmacopeia 24 National Formulary 19 Supplenment vol.3". Volume 3 Washington: United States Pharmacopeial Convention, 2000. Text.