World mining. 

 - California :    Miller Freeman Publication,    1982- 
 - v. :    ill. ;    28 cm. 
 - Semiannual,    1982- 
<br/><br/><label>ISSN: </label>00438707 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Mining.
<br/><br/><label>Dewey Class. No.: </label>PER 338.8707