Jack C. Richards <br/><br/>
Interchange: student's book 1 / 
Jack C. Richards 
 - 4th 
 - New York :  Cambridge University Press,  2005. 
 - 151 p 
<br/><br/>Includes index and cd 
<br/><br/><label>ISBN: </label>9781107648678 
<br/><br/><label>Dewey Class. No.: </label>400.  B D I