00291nam a2200109 a 450000500170000002000150001708200170003210000160004924500540006526000370011930000250015620251203110646.0  a8173668337  a005.282bWAR  aWard, Brian  aHow LINUX WorksbWhat Every Superuser Should Know  aChennaibShroff Publishersc2004  axvi,347p.c24 cm. PB