Federal role in traffic safety. : Hearings ... United States Senate, Eighty-ninth Congress, first [second] session. Traffic safety: examination and review of efficiency, economy, and coordination of public and private agencies' activities and the role of the Federal Government.

অনুরূপ উপাদানগুলি

• Federal role in traffic safety : report.
  প্রকাশিত: (1968)
• Research on traffic law enforcement: effects of the enforcement of legislation on road user behaviour and traffic accidents;
  প্রকাশিত: (1974)
• The federal role in highway safety /
  প্রকাশিত: (1959)
• Traffic safety. : Hearings, eighty-ninth Congress, second session, on S. 3005 and other bills relating to traffic safety..
  প্রকাশিত: (1966)
• Traffic control and roadway elements : their relationship to highway safety /
  প্রকাশিত: (1963)