Long, Larry Computers : information technology in perspective / Larry Long and Nancy Long - 12th ed. - New Jersey : Pearson/Prentice-Hall, c2005. - 1 v. (various p. : ill. ; 28 cm. ISBN: 0131432354 LCCN: Subjects--Topical Terms: ComputersInformation retrievalInformation technology LC Class. No.: QA76.9 / .C66L65 2005