Dyfyniad APA

Rammage, L. (2013). Management of the voice and its disorders (2. ed., 7. [print].). Delmar Cengage Learning.

Dyfyniad Arddull Chicago

Rammage, Linda. Management of the Voice and Its Disorders. 2. ed., 7. [print]. Clifton Park, NY: Delmar Cengage Learning, 2013.

Dyfyniad MLA

Rammage, Linda. Management of the Voice and Its Disorders. 2. ed., 7. [print]. Delmar Cengage Learning, 2013.

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