Technical terms in Sinhala psychology and education (Sinhala - English) 

 - Colombo:  Department of Official Language,  1962. 
 - 75p.;  23cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology<br/>Education
<br/><br/><label>Dewey Class. No.: </label>370.15  / TEC