Mair, A. (1985). How to speak in public. Hurtig.
Dyfyniad Arddull ChicagoMair, Alex. How to Speak in Public. Edmonton: Hurtig, 1985.
Dyfyniad MLAMair, Alex. How to Speak in Public. Hurtig, 1985.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.