FAA air traffic control computer modernization : hearings before the Subcommittee on Transportation, Aviation and Materials of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, June 16, 17, and 18, 1981
United States.Congress.House.Committee on Science and Technology.Subcommittee on Transportation, Aviation and Materials.
Washington USGPO
1981
No. 97-12
Air traffic control