R. Santhanam <br/><br/>
A manual of freshwater ecology 

 - Delhi  Daya publishing house   1989 
 - ix, 134 
<br/><br/><label>ISBN: </label>81-7035-054-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fisheries
<br/><br/><label>Dewey Class. No.: </label>577.6095/Sa594A