ගුණතිලක, මදුරසිංහ <br/><br/>
සිත කුමටද ? 1 

 - කොළඹ  ගොඩගේ  2000 
 - 94 p. 
<br/><br/><label>ISBN: </label>9552043751 
<br/><br/><label>Subjects--Topical Terms: </label><br/>APPLIED PSYCHOLOGY<br/>SOIL CONTENT ANALYSIS<br/>PERSONAL IMPROVEMENT<br/>PSYCHOLOGY
<br/><br/><label>Dewey Class. No.: </label>158.1  / GUN B2370  / LDC