Beckmann, Heing <br/><br/>
Geological prospecting of petroleum 

 - Stuttgart  Ferdinand Enke Publishers  1976 
 - V2 
<br/><br/><label>ISBN: </label> RS 95.76 
<br/><br/><label>Source: </label> RS 95.76 
<br/><br/><label>Dewey Class. No.: </label>553.28 BEC