Mineral processing and extractive metallurgy :  proceedings of the Ninth Commonwealth Mining and Metallurgical Congress 1969 / 
edited by M. J. Jones 
 - London :  The Institution of Mining and Metallurgy,  1970 
 - Iv, 938 p. :  ill. ;  24 cm. 
 - Proceedings of the Ninth Commonwealth Mining and Metallurgical Congress 1969 ;  no.3 .
<br/><br/><label>ISBN: </label>0900488050 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ore--dressing--Congresses<br/>Metallurgy--Congresses