Weerasuriya, Jayarathne <br/><br/>
විස්මිත පරමාණුව 
= wismitha paramanuwa 


 - Wellawa:  J.Weerasuriya, 
 - 80p.;  18cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Primary Education
<br/><br/><label>Dewey Class. No.: </label>372.5  / WEE