Uduporuwa, Premalal <br/><br/>
11 රසායන විද්‍යාව 
= 11 SHreeniya rasaayana vidyaava vaeda potha 


 - Colombo:  Atlas,  2014. 
 - 124p.;  30cm 
<br/><br/><label>ISBN: </label>978-955-1931-19-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Work Book<br/>Chemistry
<br/><br/><label>Dewey Class. No.: </label>540  / UDU