Karunarathna, B.S.B. <br/><br/>
දෝලන සහ තරංග 
= usas peLa nava nirdeeSHaya: Bauthika vidhYava: doolana saha tharanga- 1 kotasa- DHvaniya 


 - Peradeniya:  Author,  2012. 
 - 229p.;  21cm 
<br/><br/><label>ISBN: </label>978-955-97113-1-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>530  / KAR