Ruberu, Ranjith  <br/><br/>
පරිසර විමසුම   

 - S.Godage Publisher   Colombo   1965 
 - 80p  1 
 - 2024-03-06 
<br/><br/><label>ISBN: </label>955-20-6187-3 
<br/><br/><label>Nat. Bib. No.: </label>000039-P 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>RUB 
<br/><br/><label>Universal Decimal Class. No.: </label>500