John Milsom & Asger Eriksen - <br/><br/>
Field Geophysics 

 - 4th ed 
 -   Wiley-Blackwell  ©1991 
<br/><br/><label>ISBN: </label>9780470749845  114114 
<br/><br/><label>Dewey Class. No.: </label>622.15/MIL