APA (7th ed.) Citation

Duffy, M. A. (1992). Physicians' desk reference (46th edition.). PDR Network.

Chicago Style (17th ed.) Citation

Duffy, Marjorie A. Physicians' Desk Reference. 46th edition. Montvale, NJ: PDR Network, 1992.

MLA (9th ed.) Citation

Duffy, Marjorie A. Physicians' Desk Reference. 46th edition. PDR Network, 1992.

Warning: These citations may not always be 100% accurate.