Hutchinson, Sarah E. Computers and information systems / Sarah E. Hutchinson. - 5th ed. - London: Irwin, c1999. - xv, 502p.: ill.;, figs.;, tables.;, maps.; 27 cm. Includes index. Dept. of CSE ISBN: 0256167192 Subjects--Topical Terms: Processing hardware Dewey Class. No.: 004 / HUC