Shuman, Ronald Buswell <br/><br/>
The petroleum industry :  and economic survey / 
Ronald Buswell Shuman 
 - Norman :  Oklahoma University Press ,  1940 
 - xiv, 297p. :  ill. ;  22 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum extraction<br/>Petroleum industry and trade<br/>Refining
<br/><br/><label>Dewey Class. No.: </label>665.538  / SHU