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100 0 _aO'BRIEN, James A.
245 1 0 _aIntroduction to information systems. :
250 _aAlternate ed.
260 _aNew Delhi :
_bTata McGraw-Hill,
_c2005.
300 _axxix,452 p. :
_billus. ;
_c30 cm.
504 _aIncludes and index.
591 _a02-03-06
_bLibrary Vote
650 0 _aInformation systems.
908 _a070719
999 _c80960
_d80960