National Academy of Engineering. Program Office & Helm, J. L. (1990). Energy: Production, consumption, and consequences. National Academy Press.
Chicago-Zitierstil (17. Ausg.)National Academy of Engineering. Program Office und John L. Helm. Energy: Production, Consumption, and Consequences. Washington, D.C.: National Academy Press, 1990.
MLA-Zitierstil (9. Ausg.)National Academy of Engineering. Program Office und John L. Helm. Energy: Production, Consumption, and Consequences. National Academy Press, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.