Kolby, Jeff <br/><br/>
GMAT: Prep course with software/Jef Kolby and Scott Thornburg 

 - New Delhi  Nova Press  2006 
 - 616p. 
<br/><br/><label>ISBN: </label>81-7234-156-3 
<br/><br/><label>Dewey Class. No.: </label>001  K831G