00325nam a2200133Ia 4500008004100000100004000041245003000081250001200111260002500123300000800148650001300156942000700169999001500176190216s9999||||xx |||||||||||||| ||und||  aStephen G Kochan And Patrick H Wood 0aExploring The Unix System  a1st Ed.  bCbs Publishersc1987  a371  aComputer  cBK  c8442d8442