LEVORSEN, A.I <br/><br/>
Geology of petroleum / 
A.I.Levorsen 
 - Bombay  Vakils Feffer and Simons Private Ltd.  1970 
 - x, 724 p. 
<br/><br/>  	Includes index 
<br/><br/><label>Dewey Class. No.: </label>910.11  / LEV