Kumara, Sharli Upul <br/><br/>
පරිසර පද්ධති විවිධත්වය    
= parisara padhDHathi viviDHathvaya 


 - Dodangoda :  Dewudunu Publishers,  2017. 
 - x,104p.;  ill.;  25cm 
<br/><br/><label>ISBN: </label>978-955-1462-04-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology<br/>Ecosystem<br/>Biology
<br/><br/><label>Dewey Class. No.: </label>577  / KUM