00468nam a2200157Ia 4500008004100000020001500041082001500056100002100071245005000092250000700142260004100149300003000190500001900220600002100239650005000260240925s9999    xx            000 0 und d  a8131502120  a005.43 PAL  aPalmer , Michael 0aGuide to Operating Systems, Enhanced Edition   aNA  aAustralia:bThomson Learningc,2007.  axxxvi,652p.bNAfOriginal  aIncludes Index  aComputer Science  aComputer science, information & general works