00730nam a2200217 a 4500008004100000020002200041100002200063245011800085250001200203260004100215300003600256504004100292500002000333650002500353650004000378650003600418650003100454003000100485005001700486040000900503                                          a0071214984 (pbk.)1 aO'Brien, James A.10aManagement information systems :bmanaging information technology in the business enterprise /cJames A. O'Brien.  a6th ed.  aBoston :bMcGraw-Hill/Irwin,cc2004.  axxix, 529 p. :bill. ;c28 cm.   aIncludes bibliographical references.  aIncludes index. 0aElectronic commerce. 0aInformation technologyxManagement. 0aManagement information systems. 0aBusinessxData processing.20230123125245.0  cNUST