The Economics of mineral extraction / 
Gerhard Anders ... [et al.]. 
 - New York :  Praeger,  1980. 
 - xvi, 316 p. :  graphs. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 304-308. 
<br/><br/><label>ISBN: </label>0030531713  
<br/><br/><label>LCCN: </label>79022949  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineral industries.