Proceedings
MLA
United States. Proceedings. [Washington, DC] : [U.S. Dept. of Transportation, National Highway Safety Traffic Administration]
APA
United States. (1994). Proceedings. [Washington, DC] : [U.S. Dept. of Transportation, National Highway Safety Traffic Administration].
Chicago
United States. Proceedings. [Washington, DC] : [U.S. Dept. of Transportation, National Highway Safety Traffic Administration]