Sabaragamuwa University Journal Vol. 6, no. 1 (2006) 

 - Moratuwa,  The Sabaragamuwa University of Sri Lanka,  2006. 
 - 134 p. 
<br/><br/><label>ISBN: </label>13913166 
<br/><br/><label>Dewey Class. No.: </label>050  / SAB