හැදුම, වැඩුම, උගැන්ම හා ළමයා 
= haduma vaduma uganma haa Lamayaa 


 - Katubedda:  University of Sri Lanka,  1976. 
 - 169p.;  ill.;  24cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Developmental Psychology<br/>Child Psychology
<br/><br/><label>Dewey Class. No.: </label>155.4  / HAD