Ramaswami R Ayyer <br/><br/>
Jalavivekathilekku/ 
by Ramaswami R Ayyer 
 - Kottayam:  DC Books,  2009. 
 - 246p. 
<br/><br/><label>ISBN: </label>978-81-264-2327-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water Resource<br/>Natural Resources<br/>Environmental Science<br/>Social Sciences
<br/><br/><label>Dewey Class. No.: </label>M 333.914  / RAM/J