O'LEARY, Timothy J. O'leary, Linda Computing essentials 1997/1998 / [by] Timothy J.O'leary, Linda I.O'leary - New York Mcgraw-Hill 1997 - xvii, 301 p. + CD-ROM Glossary: p. G1-G14; Index: p. I1-I16. ISBN: 79130615 Subjects--Topical Terms: Computers Dewey Class. No.: 4 / O'LE