Rev, Shilawansha Thalpavila <br/><br/>
දවස 
= Dawasa 


 - Colombo:  Gunasena.  1953, 
 - xiv, 383p,;  13cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Personal Improvement<br/>Applied Psychology
<br/><br/><label>Dewey Class. No.: </label>158.1  / SHE