Hettiarachchi, Helan <br/><br/>
සාමාන්‍ය දැනුම 
= saamaanya daenuma 


 - Dankotuwa:  Wasana Book Publishers,  2013. 
 - 384p.;  21cm 
<br/><br/><label>ISBN: </label>978-955-29-0020-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Genaral knowledge
<br/><br/><label>Dewey Class. No.: </label>001  / HET