Trishna Knowledge Systems <br/><br/>
Data Sufficiency for the CAT and Other MBA Examinations 
/by Trishna Knowledge Systems 
 - Chandigarh   Pearson   2011 
<br/><br/><label>ISBN: </label>9788131760550 
<br/><br/><label>Dewey Class. No.: </label>658  / TRI/D