[en] [Tom Clancy's Power Plays 08] • PP08 Wild Card Berkley
[en] Addicted to Oil · America's Relentless Drive for Energy Security I. B. Tauris
[en] Bryan Burrough Penguin Books
[en] Golden Buddha (O.1) G.P. Putnam's Sons
[en] The Caspian - Politics, Energy, Security Routledge
[de] So werden Sie reich wie Norwegen Campus
[en] [Gutenberg 60692] • The History of the Standard Oil Company Dover Publications
[en] [Gutenberg 52825] • Petroleum Forgotten Books
[en] [Gutenberg 61969] • Prince Dusty: A Story of the Oil Regions Forgotten Books
[en] [Dirk Pitt 19] • Clive Cussler G.P. Putnam's Sons
[en] [Mark Beamon 05] • Darkness Falls Vanguard Press
[en] Petroleum Measurement Tables · Volume Correction Factors Philadelphia, Pa. : American Petroleum Institute