Dobrin, Milton B. <br/><br/>
Introduction to geophysical prospecting 

 - 3rd ed. 
 - London  McGraw-Hill   1976 
<br/><br/><label>Subjects--Index Terms: </label>Magnetic surveing techniques  Gravity prospecting    Seismic refraction  prospecting 
<br/><br/><label>Dewey Class. No.: </label>551  / L62