Sreekumar, T.T.  <br/><br/>
Katalarivukal 

 - 3rd ed.  
 - Kottayam  DC Books   2004 
 - 140 
 - (Nattarivukal) .
<br/><br/><label>ISBN: </label>81-264-0750-6 
<br/><br/><label>Subjects--Index Terms: </label>Traditional knowledge-Sea  Nattarivukal 
<br/><br/><label>Universal Decimal Class. No.: </label>551.461.7=M  / SRE