Reauthorization of the National Highway Traffic Safety Administration : hearing before the Subcommittee on Commerce, Trade, and Consumer Protection of the Committee on Energy and Commerce, House of Representatives, One Hundred Ninth Congress, first session, June 23, 2005.

Reauthorization of the National Highway Traffic Safety Administration and its programs : hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Eighth Congress, first session, May 22, 2003.

Reauthorization of the National Highway Traffic Safety Administration and its programs : hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Eighth Congress, first session, May 22, 2003.