Vadakkumkoor, Rajrajavarma <br/><br/>
Jagadguru Sree Sankaracharya 

 - Thiruvananthapuram  Kalalaya Book Dippo  1963 
 - 136p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label>   
<br/><br/><label>Dewey Class. No.: </label>S44  / V140