Unknown Author
United States. Congress. Senate. Committee on Governmental Affairs
Conference on snowmobiles and all-terrain vehicles (1971 London, Ontario, University of Weatern Ontario)
Monte Burch
Tracy Maurer
United States. Government Accountability Office
United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Commerce, Consumer Protection, and Competitiveness.
Washington (State). Dept. of Motor Vehicles. Research and Technology.
Pierre Cadorette
United States. Occupational Safety and Health Administration. Office of Science and Technology Assessment