Unnikrishnan, E <br/><br/>
Paathakal puzhaye mayichath / 
Unnikrishnan, E 
 -  Chinta Publication, TVPM,  2013 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental problems & services; Social problems & services
<br/><br/><label>Dewey Class. No.: </label>363.7 UNN-P