Beekman, George Computer confluence : exploring tomorrows technology / George Beekman - 4th ed. - New Jersey : Prentice Hall, c2001. - xxiv, 507 p. : ill. ; 28 cm. ISBN: 9780130882370 LCCN: Subjects--Topical Terms: Computers.Information technology. LC Class. No.: QA76.5 / .B3652 2001