Richards,C <br/><br/>
Inter Change: English for international communication / 
Richards,C. 
 - Cambridge:  Cambridge University Press,  1999. 
 - x,134p;28cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>052137684x 
<br/><br/><label>Dewey Class. No.: </label>428 RIC