Safety of the air traffic control systems
Subtitle: hearings before the Subcommittee on Aviation of the Committee on Public Works and Transportation, House of Representatives, Ninety-sixth Congress, first session, December 6 and 11, 1979.
Publisher: U.S. Govt. Print. Off.
Published: 1980
Place of publication: Washington
Language: eng
Number of pages: 506
Subjects: Air traffic control -- United States.; Aeronautics -- United States -- Safety measures.
Notes: "96-39."