Perera, Muditha Prasannajith <br/><br/>
Watershed management   theories and practices 

 - Colombo   Godage  2019 
 - 200 p. 
<br/><br/><label>ISBN: </label>9786240003926 
<br/><br/><label>Subjects--Topical Terms: </label><br/>WATERSHED MANAGEMENT - SRI LANKA<br/>ENVIRONMENTAL ECONOMICS
<br/><br/><label>Dewey Class. No.: </label>B3105  / LDC