Morley, Deborah Understanding computers : Today and tomorrow / Deborah Morley, Charles S. Parker - 11th ed. - Boston : Thomson, c2007 - xxiii, 703p. : col. ill. ; 28 cm ISBN: 1-4188-6055-7 Subjects--Topical Terms: ComputersElectronic data processing Dewey Class. No.: 004 MOR