Perera , A.J.M. Shirani  <br/><br/>
දින 366 

 - Ragamalana :  Author ,  2006 . 
 - 307  P . :  29 cm  
<br/><br/><label>ISBN: </label>9559941003 
<br/><br/><label>Subjects--Topical Terms: </label><br/>research and scientific method
<br/><br/><label>Subjects--Index Terms: </label>General knowledge research and scientific method 
<br/><br/><label>Dewey Class. No.: </label>001