Watersheds of Sri Lanka 

 - 1st 
 - Department of Agrarian Development  Sri Lanka.  2011 
 - 97p.  ILL., Fig. Cht., Tab. and Map. 
<br/><br/><label>ISBN: </label>978-955-0448-005 
<br/><br/><label>Nat. Bib. No.: </label>7328 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Universal Decimal Class. No.: </label>338  / COL