ශ්‍රි ලංකා 
 Sri Lanka 

 - Colombo  Burnard De Silva  1949 
 -  30P.,27 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydroelectricity<br/>Irrigation Systems<br/>Parliment
<br/><br/><label>Universal Decimal Class. No.: </label>ජ95