Fernando, L.J.D. <br/><br/>
Mineral resources  of Sri lanka 

 -    1996 
 - 164p.,  20 cm 
 - Science education series no. 17 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Energy mineral <br/>Gem <br/>Mineralogy <br/>Industrical mineral
<br/><br/><label>Universal Decimal Class. No.: </label>(x)553  / FER