MAP20070033352O'Brien, James A.Management information systems : managing information technology in the internetworked enterprise / James A. O'Brien. — 4th ed. — Boston : McGraw-Hill, 1999700 p. ; 25 cm.Sumario: Introduction to information systems in business -- Fundamentals of information systems -- Solving business problems with information systems -- Computer hardware -- Computer software -- Telecommunications -- Database management -- The Internet and electronic commerce -- Intranets, extranets and enterprise collaboration -- Informatio systems for business operations -- Information systems for managerial decision support -- Information systems for strategic advantage -- Managing IT -- Real world case studies -- Tools for end user analysis and design