Milbrath, L. W., & Fisher, B. V. (1984). Environmentalists, vanguard for a new society. State University of New York Press.

Milbrath, Lester W., and Barbara V. Fisher. Environmentalists, Vanguard for a New Society. Albany: State University of New York Press, 1984.

Milbrath, Lester W., and Barbara V. Fisher. Environmentalists, Vanguard for a New Society. State University of New York Press, 1984.