Velayudhan T D <br/><br/>
Keralathile mathsyangal/ 
by Velayudhan T D 
 - Kottayam:  D C Books,  2012. 
 - 390p. 
<br/><br/><label>ISBN: </label>978-81-264-3517-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fishes Kerala<br/>Aquaculture<br/>Fisheries<br/>Ichthoyology<br/>Ecology<br/>Sciences
<br/><br/><label>Dewey Class. No.: </label>M 597.095 483  / VEL/K