Palandage, Lakshman <br/><br/>
රසායන විද්‍යාව 13 වසර 
= a.po.sa (usas pela) nava nirdheeshaya rasaayana vidyaav : vaara vibaaga athvaela  13 vasara 


 - Colombo:  Godage,  2015. 
 - 184p.;  28cm 
<br/><br/><label>ISBN: </label>978-955-30-6048-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry<br/>Education
<br/><br/><label>Dewey Class. No.: </label>540  / PAL