Rajagopal, Vakathanam <br/><br/>
Yukthi chintha / 
by Vakathanam Rajagopal 
 - Thiruvananthapuram :  Chintha Publishers,  2007. Thiruvananthapuram :  Chintha Publishers,  2009. 
<br/><br/><br/>In Malayalam 
<br/><br/><label>Subjects--Index Terms: </label>Philosophy Rationalism