(1995). Active listening introducing: Level 1: Skills for understaning. Cambridge: Cambridge Unversity Press.
Dyfyniad Arddull ChicagoActive Listening Introducing: Level 1: Skills for Understaning. Cambridge: Cambridge Unversity Press, 1995.
Dyfyniad MLAActive Listening Introducing: Level 1: Skills for Understaning. Cambridge: Cambridge Unversity Press, 1995.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.