00270nam a2200109Ia 4500008004100000041001200041082002300053100001900076245003200095260002100127300001200148231217s9999    xx            000 0 und d  aEnglish  a001.6404  MUE;1  R  aMueller, Scott 0aUpgrading and repairing PCs  c1988bQ U E, USA  axxi+724