Assessment, 8. U. S. O. o. t. (1980). World petroleum availability 1980-2000: A techical memorandum. Springfield, Va. : N.T.I.S..
Cita Chicago (17th ed.)Assessment, 8553 United States. Officer of technology. World Petroleum Availability 1980-2000: A Techical Memorandum. Springfield, Va. : N.T.I.S., 1980.
Cita MLA (9th ed.)Assessment, 8553 United States. Officer of technology. World Petroleum Availability 1980-2000: A Techical Memorandum. Springfield, Va. : N.T.I.S., 1980.
Atenció: Aquestes cites poden no estar 100% correctes.