Knorre, Marty. <br/><br/>
Puntos de partida :  An invitation to Spanish. 

 - 6th ed. 
 - New York :  McGrawHill,   2001. 
 - xxxvii, 614 p. :  ill. ;  23 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0072320710  
<br/><br/><label>Dewey Class. No.: </label>468.242 KNO