Cita APA

(2007). Physicians' desk reference for nonprescription drugs, dietary supplements, and herbs (28th ed.). Medical Economics Co. Inc.

Citación estilo Chicago

Physicians' Desk Reference for Nonprescription Drugs, Dietary Supplements, and Herbs. 28th ed. Montvale, NJ: Medical Economics Co. Inc, 2007.

Cita MLA

Physicians' Desk Reference for Nonprescription Drugs, Dietary Supplements, and Herbs. 28th ed. Medical Economics Co. Inc, 2007.