Sathyavan nair <br/><br/>
niyama vijnana kosam 

 - Kottayam  D C Books  2016 
 - 862p.  495/- 
<br/><br/><label>ISBN: </label>9788126407101 
<br/><br/><label>Dewey Class. No.: </label>346.03  SAT  / 14914