Dyfyniad APA

Cookman, S., & DeVore, K. (2009). The voice book: Caring for, protecting, and improving your voice. Chicago Review Press.

Dyfyniad Arddull Chicago

Cookman, Starr, and Kate DeVore. The Voice Book: Caring for, Protecting, and Improving Your Voice. Chicago, Ill.: Chicago Review Press, 2009.

Dyfyniad MLA

Cookman, Starr, and Kate DeVore. The Voice Book: Caring for, Protecting, and Improving Your Voice. Chicago Review Press, 2009.

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