Dyfyniad APA

McCallion, M. (1998). The voice book: For everyone who wants to make the most of their voice ([New ed.].). Faber.

Dyfyniad Arddull Chicago

McCallion, Michael. The Voice Book: For Everyone Who Wants to Make the Most of Their Voice. [New ed.]. London: Faber, 1998.

Dyfyniad MLA

McCallion, Michael. The Voice Book: For Everyone Who Wants to Make the Most of Their Voice. [New ed.]. Faber, 1998.

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