Dr.VISHNU NAMBOOTHIRI,M.V. <br/><br/>
NAATOTI VIJNAANEEYAM 

 - 4th Ed. 
 - Kottayam  D.C.Books, Kottayam   2011 
<br/><br/><label>ISBN: </label>978-81-7130-676-4 
<br/><br/><label>Dewey Class. No.: </label>894.812 4  / DR./N