Dyfyniad APA

American Medical Association. AMA drug evaluations (1a ed.).

Dyfyniad Arddull Chicago

American Medical Association. AMA Drug Evaluations. 1a ed.

Dyfyniad MLA

American Medical Association. AMA Drug Evaluations. 1a ed.

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