Rice, C. M. (1920). Voice production with the aid of phonetics (2nd ed.). W. Heffer.
Dyfyniad Arddull ChicagoRice, Charles Macan. Voice Production with the Aid of Phonetics. 2nd ed. Cambridge [England]: W. Heffer, 1920.
Dyfyniad MLARice, Charles Macan. Voice Production with the Aid of Phonetics. 2nd ed. W. Heffer, 1920.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.