VAIDYA, Narendera <br/><br/>
How to build -up Conceptual powers of Students tewards development of intelligen 

 - Newdelhi  Deep & Deep Pub, Pvt Ltd  1998 
 - VIII, 177 
<br/><br/><label>ISBN: </label>81-7100-984-0 
<br/><br/><label>Dewey Class. No.: </label>372.474