00290nam a2200121Ia 4500008004100000041001200041082001900053100003500072245003000107260001400137300000800151650000900159231217s9999    xx            000 0 und d  aEnglish  a005.43UNI  MOR  aMorgon, Rachel McGilton, Henry 0aIntroducing Unix system V  c1993bM C  a590  aUnix