Department of Education  <br/><br/>
භෞතික භූගෝල විද්‍යාව  : 

 - Department of Education :  Maharagama ;  2013. 
 - 262p ;22cm.  01 
 - 2024-04-30 
<br/><br/><label>Nat. Bib. No.: </label>0009761 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>DEP 
<br/><br/><label>Universal Decimal Class. No.: </label>930