Senadeera, Silvy <br/><br/>
පර්යේෂණ ක්‍රමවේදය 
= Paryeshana kramawedaya 


 - Colombo  S.Godage  2023 
 - xxiv,240 p.  ill 
<br/><br/><label>ISBN: </label>9786240003889 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research<br/>Research Methodology<br/>Education Research
<br/><br/><label>Dewey Class. No.: </label>001.42  / S25