O'Leary, T. J. McGraw-Hill computing essentials, 1997-1998 / Computing Essentials. Timothy J. O'Leary, Linda I. O'Leary. - Multimedia ed. - New York : McGraw-Hill, c1997. - various pagination : col. ill. ; 26 cm. Includes index. ISBN: 0079130615 : $24.95 (est.) Subjects--Topical Terms: Electronic data processingElektronik veri işleme LC Class. No.: QA76 / .O44 1997 Dewey Class. No.: 004 / OLE 1997