Richards, Jack C.. <br/><br/>
New interchange: English for international communication. Intro student ́s book B. 

 - Cambridge:  Cambridge University Press,  2000. 
 - varias pags páginas 
<br/><br/><label>ISBN: </label>05-2177-8017-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INGLES - ENSEÑANZA