Environment is Their Vision & Mission 

 - Sri Lanka :  SLEJF, 
 - xviii,196p.;  ill.;  22cm 
<br/><br/><label>ISBN: </label>955916113x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>577  / ENV