APA (7th ed.) Citation

Barnhart, E. R. Physicians' desk reference for nonprescription drugs (7a ed.).

Chicago Style (17th ed.) Citation

Barnhart, Edward R. Physicians' Desk Reference for Nonprescription Drugs. 7a ed.

MLA (8th ed.) Citation

Barnhart, Edward R. Physicians' Desk Reference for Nonprescription Drugs. 7a ed.

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