Singh, Nem <br/><br/>
Reasoning & Aptitude 
/ by Nem Singh 
 - 5th ed. 
 - New delhi:  Made Easy Publications,  2011. 
 - Vp. 
<br/><br/><label>ISBN: </label>9789381069035 
<br/><br/><label>Dewey Class. No.: </label>153.43  / SIN/R