"Herath, T.N." <br/><br/>
අධ්‍යාපනය/ 
T.N. Herath 
 - Nugegoda:  "Author,"  2009 
 - 79p. 
<br/><br/><label>Subjects--Index Terms: </label>education 
<br/><br/><label>Dewey Class. No.: </label>370