Abeypitiya, M.H. <br/><br/>
පරමාණුවෙක වග තුග 
= paramanuweka waga thuga 


 - Colombo:  Gunasena,  1955. 
 - 120p.;  18cm 
<br/><br/><label>Dewey Class. No.: </label>541.24  / ABE