Deju, Raul A. <br/><br/>
Extraction of minerals and energy: todays dilemmas 

 - Ann Arbor, Michigan  Ann Arbor Science Publishers  1974 
 - x,301p.  24cm. 
<br/><br/><label>ISBN: </label>0250400561 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineral industries
<br/><br/><label>LC Class. No.: </label>TD195.M5I57