Weeramantry, C. G. <br/><br/>
Environmental aspects of Sri Lanka's ancient irrigation system 
C. G. Weeramantry 
 - Ratmalana  A Sarvodaya vishva lekha  2000 
 - 35 p. 
<br/><br/><label>Dewey Class. No.: </label>631.587  / WEE