PakCat catalogue record Using information technology a practical introduction to computers & communications By Williams, Brian K. Bibliographic details ISBN0072260718 PublisherMcGraw-Hill Irwin Publication placeBoston Publication year2007 Edition7th ed. LanguageEnglish Material typeBook Physical descriptionxxiv, 554, 12 p. Additional authorsSawyer, Stacey C. SubjectsComputers., Telecommunication systems., Information technology.