G.C.E. (Ord. Level) Science i-ii (English Medium) 

 - Colombo:  Atlas Hall Publication  2013 
 - 204 p.:  diagrams,  26 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nature Science and Mathematics
<br/><br/><label>Dewey Class. No.: </label>500  / ATL