Jones, M. J <br/><br/>
Mining and petroleum geology 
 proceedings of the ninth commonwealth mining and metallurgical congress 1969, v. 2 
edited by M. J. Jones 
 - London  The Institution of Mining and Metallurgy  1970 
 - xxxvii, 774p. : ill. 
<br/><br/><label>ISBN: </label>0900488034 
<br/><br/><label>LC Class. No.: </label>TN 871 Com