00338nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001500084245006000099260002100159300000800180650001600188221030s9999    xx            000 0 und d  a007049939X  aEnglish  a105.23bMar  aM. J. Bach 4aThe Design of the UNIX Operating Systemscby M. J. Bach  bPHIaIndiac2003  a543  aBE Computer