Herath, J. W. <br/><br/>
Economic geology of Sri Lanka 

 - Colombo  Natural  Resources Energy and Science Authority of SriLanka 
 - 207p.  27cm 
 - Natural resources series - No. 1 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>EARTH SCIENCES<br/>ECONOMIC GEOLOGY
<br/><br/><label>Dewey Class. No.: </label>553.095493  / HER