Seto, J. R. (1979). Young actors workbook. Doubleday.
Dyfyniad Arddull ChicagoSeto, Judith Roberts. Young Actors Workbook. Garden City, N.Y.: Doubleday, 1979.
Dyfyniad MLASeto, Judith Roberts. Young Actors Workbook. Doubleday, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.