Krishna Kumar, K.K, <br/><br/>
इंसान इंसान बना कैसे?/ Insan insan bana kaise? 

 - New delhi  Gyan vigyan prakashan  2009 
 - 48p. 
<br/><br/><br/>Hindi 
<br/><br/><label>Subjects--Topical Terms: </label><br/> History <br/> Human origin<br/>Human being 
<br/><br/><label>Dewey Class. No.: </label>KRI  / KRI