Wais, Brayan Lesly <br/><br/>
සසර කතරක පියසටහන් 
= sasara katharaka piyasatahan 


 - Nugegoda;  Author,  1998. 
 - 146p.  21cm 
<br/><br/><label>ISBN: </label>955963500X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology
<br/><br/><label>Dewey Class. No.: </label>150.072  / WAI