APA (7e ed.) Bronvermelding

Assessment, 8. U. S. O. o. t. (1980). World petroleum availability 1980-2000: A techical memorandum. Springfield, Va. : N.T.I.S..

Chicago (17e ed.) Bronvermelding

Assessment, 8553 United States. Officer of technology. World Petroleum Availability 1980-2000: A Techical Memorandum. Springfield, Va. : N.T.I.S., 1980.

MLA (9e ed.) Bronvermelding

Assessment, 8553 United States. Officer of technology. World Petroleum Availability 1980-2000: A Techical Memorandum. Springfield, Va. : N.T.I.S., 1980.

Let op: Deze citaties zijn niet altijd 100% accuraat.