Gupta, Krishna Kumar <br/><br/>
Pragatiwad aur Nagarjun ke upnyas 

 - New Delhi  Classical publishing company  2006 
 - 164p. 
<br/><br/><label>ISBN: </label>81-7054-416-5 
<br/><br/><label>Dewey Class. No.: </label>8H3.3-N-09   Gup. P6