Dyfyniad APA

Medical Letter, I. (2001). Drugs of choice from the medical letter. New Rochelle, N.Y: Medical Letter, Inc.

Dyfyniad Arddull Chicago

Medical Letter, Inc. Drugs of Choice From the Medical Letter. New Rochelle, N.Y: Medical Letter, Inc, 2001.

Dyfyniad MLA

Medical Letter, Inc. Drugs of Choice From the Medical Letter. New Rochelle, N.Y: Medical Letter, Inc, 2001.

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