Richards, Jack C. <br/><br/>
New interchange:  english for international communication [Workbook 2] / 
Jack C. Richards, Jonathan Hull, Susan Procton 
 - 13a ed. 
 - New York :  Cambridge University Press,  2001 
 - 96 p. :  il. ;  28 cm. 
<br/><br/><label>ISBN: </label>0-521-62859 8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INGLES---ENSEÑANZA