O'Brien, James A. 1936- Management information systems : managing information technlogy in the internetworked enterprise - 4th ed. - Boston, Mass. : Irwin/McGraw-Hill, 1999 - 700 p. ISBN: 0072906111 Subjects--Topical Terms: MANAGEMENT INFORMATION SYSTEMSCOMPUTER NETWORKS LC Class. No.: T58.6 / O274M 1999