Introduction to information systems
O'Brien, James A.,
Introduction to information systems /James A. O'Brien. - 8th ed. - Chicago : Irwin, 1997. - xxii, 514p. : ill. ; 27cm.
Introduction to information systems /James A. O'Brien. - 8th ed. - Chicago : Irwin, 1997. - xxii, 514p. : ill. ; 27cm.