Dyfyniad APA

(1959). The year book of the ear, nose & throat. Year Book Medical Publishers.

Dyfyniad Arddull Chicago

The Year Book of the Ear, Nose & Throat. Chicago: Year Book Medical Publishers, 1959.

Dyfyniad MLA

The Year Book of the Ear, Nose & Throat. Year Book Medical Publishers, 1959.

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