(1999). Meeting U.S. energy resource needs: The Energy Resources Program of the U.S. Geological Survey. National Academy Press.
Chicago-Zitierstil (17. Ausg.)Meeting U.S. Energy Resource Needs: The Energy Resources Program of the U.S. Geological Survey. Washington, D.C: National Academy Press, 1999.
MLA-Zitierstil (9. Ausg.)Meeting U.S. Energy Resource Needs: The Energy Resources Program of the U.S. Geological Survey. National Academy Press, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.