National Research Council (U.S.) Committee on Undiscovered Oil and Gas Resources. (1991). Undiscovered oil and gas resources: An evaluation of the Department of the Interior's 1989 assessment procedures. National Academy Press.
Chicago-Zitierstil (17. Ausg.)National Research Council (U.S.) Committee on Undiscovered Oil and Gas Resources. Undiscovered Oil and Gas Resources: An Evaluation of the Department of the Interior's 1989 Assessment Procedures. Washington, D.C: National Academy Press, 1991.
MLA-Zitierstil (9. Ausg.)National Research Council (U.S.) Committee on Undiscovered Oil and Gas Resources. Undiscovered Oil and Gas Resources: An Evaluation of the Department of the Interior's 1989 Assessment Procedures. National Academy Press, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.