(1973). Energy, economic growth, and the environment: Papers presented at a forum conducted by Resources for the Future, inc. in Washington, D.C., 20-21 April 1971. Baltimore: The Johns Hopkins University Press.

Energy, Economic Growth, and the Environment: Papers Presented At a Forum Conducted By Resources for the Future, Inc. in Washington, D.C., 20-21 April 1971. Baltimore: The Johns Hopkins University Press, 1973.

Energy, Economic Growth, and the Environment: Papers Presented At a Forum Conducted By Resources for the Future, Inc. in Washington, D.C., 20-21 April 1971. Baltimore: The Johns Hopkins University Press, 1973.