Nishant Singh <br/><br/>
Anveshan aur prodhhogiki: Tackneek, upkaran evam janch agenciyan 

 - Gurgaon  Mahendra Book Publishers  2016 
 - 199 p. 
<br/><br/> 2700 27/03/2017 HBD17/6909 28/03/2017 Main Budget 
<br/><br/><label>ISBN: </label> RS600 
<br/><br/><label>Dewey Class. No.: </label>363.25 N633A