Wijayachandra,S <br/><br/>
Wathu jana yahapathata krusikarmeka viplawayak 

 - Rajagiriya  Chankshe  2006 
 - 75 p ., 
<br/><br/> An agricultural revolution for the benefit of the estate people 
<br/><br/><label>ISBN: </label>9789551355012 
<br/><br/><label>Dewey Class. No.: </label>331  / WIJ