Roy, Ramashraya <br/><br/>
Samudayikata ka aadhar: Ek anusheelan 

 - New Delhi  Vani Prakashan  1994 
 - 160 p. 
<br/><br/> 2270 01/02/2016 HBD15/1727 01/03/2016 Main Budget 
<br/><br/><label>ISBN: </label> RS125 
<br/><br/><label>Dewey Class. No.: </label>301.34 R812S