Richards, Jack C. <br/><br/>
Changes : English for international communication 1. student's book 

 - Cambridge :  Cambridge University Press,  1995. 
 - 144 p. :  col. ill. ;  30 cm. +  1 sound cassette. 
<br/><br/> Accompanying sound cassette held at Library Storage Facility: AC22 
<br/><br/><label>ISBN: </label>0521447984 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers<br/>International Communication