Kotagama, H. Gunatilake, H.M. <br/><br/>
පරිසර ආර්ථික විද්‍යාව (Parisara arthika vidyava) 

 - Kandy  Authors  2000  2000 
 - 136p 
 - Environmental economics Sri Lanka Sustainable development Natural resources Environmental pollution Bio economics 
<br/><br/><label>ISBN: </label>955-589-031-5 
<br/><br/><label>Nat. Bib. No.: </label>6122 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>577.4:330 (548.7) KOT 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Science
<br/><br/><label>Universal Decimal Class. No.: </label>577.4:330 (548.7)