Emergency management information and technology : hearings before the Subcommittee on Investigations and Oversight of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, September 29, 30, 1981
Print Book, English, 1981 [i.e. 1982]
U.S. G.P.O., Washington, 1981 [i.e. 1982]