Shobha Nigam <br/><br/>
Paschatya Darshan Ka Aitihasik Sarvekshan : Thelis Se Heegal Tak/Shobha Nigam 

 - 2nd ed. 
 - New Delhi:  Moti Lal Banarsi Das,   2011 
 - 336p. 
<br/><br/><label>ISBN: </label>978-81-208-2709-7 
<br/><br/><label>Dewey Class. No.: </label>190  / NIGP