00415nam a2200133Ia 4500001000500000005001700005008004100022020001500063100002200078245008000100250001200180260005100192650003800243854720261006004117.0120911s9999    xx            000 0 und d  a0256167192  aHutchinson, Sarah  aComputers and information systems  / Sarah E. Hutchinson , Stacey C. Sawyer  a5th ed.  bChicago : Irwin , 1996aChicago : Irwin , 1996  aComputers      Computers software