Jessup, Leonard M. Information systems today [2nd ed.] - 2nd ed. Rep. - New Delhi Pearson ; Dorling Kindersley (India) 2008 - xxiii, I-478 p. ; 28 cm ISBN: 978-81-317-0319-9 Subjects--Topical Terms: Computer Science Dewey Class. No.: 658.4038011 / JES