Pathirathna,Sumana <br/><br/>
Science  Grade 9  New Syllabus  

 - Sarasavi Publishers   Nugegoda   2012 
 - 193p  1 
 - 2024-01-11 
<br/><br/><label>ISBN: </label>978-955-671-479-1 
<br/><br/><label>Nat. Bib. No.: </label>0001382 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>PAT 
<br/><br/><label>Universal Decimal Class. No.: </label>500