Hutchinson, Sarah E. Computers, communications, and information : a user's introduction / Sarah E. Hutchinson, Stacey C. Sawyer; with contributions by Glen J. Coulthard. - rev. ed. - Boston : Irwin/McGraw-Hill, c1998. - 1 v. (various pagings) : ill. (some col.) ; 28 cm. Includes bibliographical references and index. ISBN: 0071093273 (core version) : 0256252777 (comprehensive version) Subjects--Topical Terms: Computers.Information technology. LC Class. No.: QA76.5 / .H867 1998