Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.