___. Comprehensive Thinking (Phase I, Doc. 3).

___(ed.). The Ten Year Program (Phase I, Doc. 4).

___. Comprehensive Design Strategy (Phase I, Doc. 5).

___. The Ecological Context: Energy and Materials (Phase II, Doc. 6).

___. Synergetics. New York: Macmillan, 1975.

___. Synergetics 2. New York: Macmillan, 1979.

___. Critical Path. New York: St. Martin's Press, 1981.

Hellman, Hal. Transportation in the World of the Future. New York: J.B. Lippincott, 1968.

Kahn, Herman, and Wiener, Anthony J. The Year 2000: Scenarios for the Future. New York: Macmillan, 1967.

Krampen, Martin (ed.). Design and Planning. New York: Hastings House, 1965.