National Education. <br/><br/>
National Education Commussion Sri Lankawe Saamanya Adhyapanya pilibhanda jaathik 

 - Colombo.  National Education Commussion  2003 
 - xxxvii, 24 
<br/><br/><label>ISBN: </label>955 9448 27 7 
<br/><br/><label>Dewey Class. No.: </label>379.5493