Authorization for the National Transportation Safety Board : hearing before the Committee on Commerce, Science, and Transportation, United States Senate, Ninety-fifth Congress, second session, on S. 2616 ... March 20, 1978.
United States.Congress.Senate.Committee on Commerce, Science, and Transportation.
Washington : U.S. Govt. Print. Off.,
1978.
"Serial no. 95-71."
United States. National Transportation Safety Board