Morley, Deborah Understanding computers : today and tomorrow : comprehensive / Deborah Morley, Charles S. Parker. - 14th ed. , international ed. - Australia : Course Technology, Cengage Learning, c2013. - 647 p. : col. ill. Includes bibliographical references and index ISBN: 9781133190011 Subjects--Topical Terms: ComputersElectronic data processing LC Class. No.: QA 76.5 / M674U 2013