National Research Council (U.S.). Committee on Undiscovered Oil and Gas Resources & ebrary, Inc. (1991). Undiscovered oil and gas resources: An evaluation of the Department of the Interior's 1989 assessment procedures. National Academy Press.
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Chicago Style (17th ed.) Zitazioa
National Research Council (U.S.). Committee on Undiscovered Oil and Gas Resources eta Inc ebrary. Undiscovered Oil and Gas Resources: An Evaluation of the Department of the Interior's 1989 Assessment Procedures. Washington, D.C.: National Academy Press, 1991.
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MLA (9th ed.) Zitazioa
National Research Council (U.S.). Committee on Undiscovered Oil and Gas Resources eta Inc ebrary. Undiscovered Oil and Gas Resources: An Evaluation of the Department of the Interior's 1989 Assessment Procedures. National Academy Press, 1991.
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