Goedken, C. (1985). Highway safety forum: Advancing road transportation safety through better communication and cooperation among the disciplines : proceedings of the conference sponsored by the Highway Division of the American Society of Civil Engineers Leesburg, Virginia May 22-24, 1985. New York: American Society of Civil Engineers.

Goedken, Charles. Highway Safety Forum: Advancing Road Transportation Safety Through Better Communication and Cooperation Among the Disciplines : Proceedings of the Conference Sponsored By the Highway Division of the American Society of Civil Engineers Leesburg, Virginia May 22-24, 1985. New York: American Society of Civil Engineers, 1985.

Goedken, Charles. Highway Safety Forum: Advancing Road Transportation Safety Through Better Communication and Cooperation Among the Disciplines : Proceedings of the Conference Sponsored By the Highway Division of the American Society of Civil Engineers Leesburg, Virginia May 22-24, 1985. New York: American Society of Civil Engineers, 1985.