Levinson, A. A. <br/><br/>
Introduction to exploration geochemistry 
 2nd ed. 
A. A. Levinson 
 - Wilmette, ILL  Applied Pub.  [1980] 
 - xiv,924 p.  ill.  24 cm 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0915834014 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geochemical prospecting