පර්යේෂණ උපකරණ සහ පර්යේෂණ යෝජනා 
= Paryeshana upakarana saha paryeshana yojana 


 - Maharagama  National Institute of Education  2009 
 - iv, 13p.;  29cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Research Report