Velayudhan, T D <br/><br/>
Keralathile Matsyangal 

 - Kottayam  D c Books  2012 
 - 390p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology--General stack--Agriculture & related technologies Hunting, fishing & conservation Generalia
<br/><br/><label>Dewey Class. No.: </label>639.371 09 5483  / VEL-K