Edwards, Chris, 1947- The essence of information systems / Information systems Chris Edwards, John Ward, and Andy Bytheway. - 2nd ed. - London : Prentice Hall, 1995 - x, 211 p. : ill. ; 24 cm. - The Essence of management series . Includes bibliographical references and index ISBN: 0133593088 RM43.95 Hadiah Subjects--Topical Terms: Information resources management