Hassmann, Heinrich. <br/><br/>
Oil in the Soviet Union:  history, geography, problems. 
Hassmann, Heinrich; Translated from the German with the addition of much new information by Alfred M. Leeston; foreword by E. De Golyer. 
 - Princeton :  Princeton University Press,  c1953. 
 - xvi, 173 p.  illus., maps.  25 cm. 
<br/><br/>Bibliography: p. 161-162. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum industry and trade--Soviet Union.
<br/><br/><label>Dewey Class. No.: </label>338.2728  / HAO 1953