Wellmer, Friedrich-Wilhelm <br/><br/>
Economic evaluations in exploration / 
Friedrich-Wilhelm Wellmer, Manfred Dalheimer and Markus Wagner 
 - 2nd ed. 
 - Berlin :  Springer,  1986. 
 - xiv, 250 p. :  ill. ;  22 cm. 
<br/><br/>Including reference, appendix and index. 
<br/><br/><label>ISBN: </label>9783642092688 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineral industries--Accounting<br/>Mines and mineral resources<br/>Geology
<br/><br/><label>Dewey Class. No.: </label>553  / WEL/F