Glen, H.W. <br/><br/>
Proceedings, Twelfth Congress of the Council of Mining and Metallurgical Institutions, Johannesburgh, South Africa, 3-7 May 1982 

 - Johannesburg  South African Institute of Mining and Metallurgy|Geological Society of South Africa  1982 
 - 2 ts.  ilus. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CONGRESOS<br/>GEOLOGIA<br/>METALURGIA<br/>MINERIA
<br/><br/><label>Subjects--Geographic Terms: </label><br/>SUDAFRICA
<br/><br/><label>Universal Decimal Class. No.: </label>R/061.3:622(68)/G56