Senadeera, Silvi <br/><br/>
පර්යේෂණ ක්‍රමවේදය    
= paryeeSHana kramaveedaya 


 - Colombo :  Godage,  2004. 
 - xxiv,184p.;  22cm 
<br/><br/><label>ISBN: </label>955-20-7255-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education research Testing
<br/><br/><label>Dewey Class. No.: </label>001.42  / SEN