World mineral supplies :  assessment and perspective / 
edited by G.J.S. Govett and M.H. Govett 
 - Amsterdam :  Elsevier Science,  1976 
 - xx,472 p. :  ill., maps, ;  25 cm. 
 - Developments in economic geology  3 .
<br/><br/>Bibl. - Index 
<br/><br/><label>ISBN: </label>0444413669 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mines and mineral resources