Richards, Jack C. <br/><br/>
Interchange:  English for International Communication/ 
Jack C. Richards, Jonathan Hull 
 - 134p. 
<br/><br/> BIBLIOTECA: UACH-FFYL 
<br/><br/><label>ISBN: </label>0-521-3598-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inglés--Enseñanza
<br/><br/><label>Dewey Class. No.: </label>428  / RIC 90