Numan, David <br/><br/>
Collaborative lenguaje learning and teaching 

 - Nueva York :  Cambridge,  1992 
 - 272 p. 
<br/><br/><label>ISBN: </label>0-521-42701-0 
<br/><br/><label>LCCN: </label>010770 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ESTUDIO<br/>SEGUNDA LENGUA
<br/><br/><label>Dewey Class. No.: </label>418.007