Barton, R. (1993). Acting: Onstage and off (Second edition.). Harcourt Brace Jovanovich College.
Dyfyniad Arddull ChicagoBarton, Robert. Acting: Onstage and off. Second edition. Fort Worth: Harcourt Brace Jovanovich College, 1993.
Dyfyniad MLABarton, Robert. Acting: Onstage and off. Second edition. Harcourt Brace Jovanovich College, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.