SSADM for handling geographic information Great Britain Treasury. Central Computer and Telecommunications Agency. text enk London H.M.S.O. [for] CCTA c1994 1994 monographic eng
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90 p : ill ; 26 cm Includes index Geography Use of Computers Management information systems 910.285421 SSA 1994 Information systems engineering library 011330613X BD-RjUL 161102 20211209080100.0 54168 eng