Clear speech. [sound recording] : pronunciation and listening comprehension in North American English /
Gilbert, Judy B.(Judy Bogen)
New York, NY : Cambridge University Press,
c2012.
Title from container.
Class audio CD 1. Unit 1-unit 5 -- Class audio CD 2. Unit 6-unit 11 -- Class audio CD 3. Unit 12 - extra practice 1 -- Assessment audio CD listening diagnostic test. Unit 1 quiz - unit 15 quiz.