Merdinger, Polly; Barton, Laurie <br/><br/>
Northstar 1; listening and speaking / Polly Merdinger; Laurie Barton 

 - 2a ed. 
 - Estados Unidos de América : PEARSON 
 - 240 P. 
<br/><br/><label>ISBN: </label>10-0-13-613335-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. OBRAS GENERALES
<br/><br/><label>Dewey Class. No.: </label>428 M539 
<br/><br/><label>Universal Decimal Class. No.: </label>428 M539