Thomas, Leon J. <br/><br/>
An introduction to mining :  exploration, feasibility, extraction, rock mechanics / 
L.J. Thomas. 
 - Rev. ed. 
 - Sydney :  Methuen of Australia,  1978. 
 - ix, 471 p. :  ill., maps. 
<br/><br/><label>ISBN: </label>0454000871 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mines and mineral resources--Australia.<br/>Mineral industries--Australia.