Dissanayake , Daminda  <br/><br/>
සාමාන්‍ය දැනීම 02: 
තරඟ විභාග ජයමඟ 
 - Galgamuwa :  Sandali Publishers , 
 - 100 P . ;  30 cm  
<br/><br/><label>Subjects--Topical Terms: </label><br/>research and scientific method
<br/><br/><label>Subjects--Index Terms: </label>General Knowledge  
<br/><br/><label>Dewey Class. No.: </label>001