Velayudhan, T D <br/><br/>
Keralthile mathsyangal 

 - Kottayam  DC books  2012 
<br/><br/><label>ISBN: </label>9788126435173 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fishes, Fisheries resources, Kerala
<br/><br/><label>Dewey Class. No.: </label>597.095483  / VEL.K