Energy in America's future : the choices before us : a study / by Sam H. Schurr, project director, Joel Darmstadter, Harry Perry, William Ramsay, Milton Russell ; by the staff of the RFF National Energy Strategies Project. - Schurr, Sam H.; Darmstadter, Joel (1928- ).; Perry, Harry (1918- ).; Ramsay, William (1930- ).; Russell, Milton (1933- ). (published for Resources for the Future : by Johns Hopkins University Press, 1980)