Aggarwal, R S <br/><br/>
Quantitative Aptitude / 
R S Aggarwal 
 - 6th Ed. 
 - New Delhi:  S Chand & Company,  2012. 
 - 551p 
<br/><br/><label>ISBN: </label>9788121906326 
<br/><br/><label>Dewey Class. No.: </label>153.94  / AGG/Q