Dyfyniad APA

Reid, C. L. (2018). The free voice: A guide to natural singing (50th anniversary edition.). Oxford University Press.

Dyfyniad Arddull Chicago

Reid, Cornelius L. The Free Voice: A Guide to Natural Singing. 50th anniversary edition. New York, NY: Oxford University Press, 2018.

Dyfyniad MLA

Reid, Cornelius L. The Free Voice: A Guide to Natural Singing. 50th anniversary edition. Oxford University Press, 2018.

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