Judith Tanka. (2002). Interaction; T1: Listening/speaking. New York: McGraw-Hill.
Dyfyniad Arddull ChicagoJudith Tanka. Interaction; T1: Listening/speaking. New York: McGraw-Hill, 2002.
Dyfyniad MLAJudith Tanka. Interaction; T1: Listening/speaking. New York: McGraw-Hill, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.