Richards, Jack C. <br/><br/>
Changes [Sound Recording]: Class Cassette 2 

 - Cambridge :  Cambridge University Press,  1995. 
 - 2 sound cassettes (170 min): analog (ac19) 
<br/><br/><label>ISBN: </label>9780521449427 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers<br/>International Communication