Palmer, Michael J., 1948- Guide to operating systems / Guide to operating systems [electronic resource] Michael Palmer, Michael Walters - Enhanced ed. - Cambridge, Mass. ; London : Thomson/Course Technology, c2007 - xxi, 697 p. : ill. ; 23 cm. + 2 computer discs Includes index ISBN: 1418837199 Subjects--Topical Terms: Operating systems (Computers)