Gautam,Vinayshil <br/><br/>
Longitudinal Thinking: The best of Abhigyan Vol.I 

 - Delhi  Machmillan  2013 
 - p.256 
<br/><br/><label>ISBN: </label>9789350594025 
<br/><br/><label>Dewey Class. No.: </label>658.300954 G23L