Gaya APA

Berardi, R, R. (2000). Handbook of Nonprescription Drugs : An Interactive Approach to Self Care 13 th Edition . Washington DC: American Pharmaceutical Association.

Gaya MLA

Berardi, Rosemary, R.. "Handbook of Nonprescription Drugs : An Interactive Approach to Self Care 13 th Edition". Washington DC: American Pharmaceutical Association, 2000. Text.