Gentry, Donald W. <br/><br/>
Mine investment analysis / 
Donald W. Gentry and Thomas J. O'Neil 
 - New York :  American Institute of Mining, Metallurgical, and Petroleum Engineers, Inc. ,  1984 
<br/><br/><label>ISBN: </label>0895204290 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mine Investment Analysis
<br/><br/><label>Dewey Class. No.: </label>622.33  / GEN