PakCat catalogue record Computing essentials 2004 By O'Leary, Timothy J. Bibliographic details ISBN0072519584 PublisherMcGraw-Hill/Irwin Publication placeBoston Publication year2004 EditionComplete ed. LanguageEnglish Material typeVisual material Physical descriptionxxviii, 467 p. Additional authorsO'Leary, Linda I. SubjectsElectronic data processing.