Abeysinghe, P. B.  <br/><br/>
Limestone resources of sri Lanka  

 - Colombo  Natural Resources, Energy &  Sciences Authority of Sri Lanka 
 - ii,59p.  21cm 
 - Science education series No. 23 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petrology<br/>Carbonate rocks<br/>Sedimentary rocks
<br/><br/><label>Dewey Class. No.: </label>552.58  / ABE