Upadhyaya, Acharya Baldeva  <br/><br/>
Bharatiya Darsan: Part-1 & 4 

 - 3rd Edition 
 - Varanasi  Chaukhambha Orientalia&c1984 
 - 738 
<br/><br/><label>Dewey Class. No.: </label>242  / UPA/B