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Dyfyniad Arddull ChicagoHelgesen. Active Listening Expanding: Understanding Through Content- Level 3. Cambridge: Cambridge University Press, 1996.
Dyfyniad MLAHelgesen. Active Listening Expanding: Understanding Through Content- Level 3. Cambridge: Cambridge University Press, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.