Geological Survey & Mines Bureau <br/><br/>
Sri Lanka Minerals YearBook 2003 

 - Dehiwala,  Geological Survey & Mines Bureau Sri Lanka,  2003, 
 - vi, 45p.  29cm. 
<br/><br/><label>ISBN: </label>9559323415 
<br/><br/><label>ISSN: </label>13915088 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Minerals Yearbook