Hartshorn J E Oil trade Politics and prospects - New York Cambridge University Press U S A 1993 - xv,306p. Bib p. 294-98 Appendix p. 288-93 cm. - Cambridge studies In energy And Encironment . ISBN: 01133162 Source: General Book Subjects--Topical Terms: Petroleum Industry Dewey Class. No.: X9(F555):54.1.N9, N3