Hartshorn, J. E. Oil companies and governments : an account of the international oil industry in its political environment / J. E. Hartshorn - London : Faber and Faber, 1962 - 364 p. : maps ; 22 cm. Includes index ISBN: Rs. 60.00 Subjects--Topical Terms: Petroleum industry and trade Dewey Class. No.: 338.27282