00552nam a2200181Ia 450000500170000000800410001702000150005804000180007304100080009108200210009910000200012024500590014026000660019930000120026565000350027765000300031265000280034220230706132045.0210716s2000    xx            000 0 und d  a0074630903  cAIMIT LIBRARY  aeng  a005.43 22bDASS  aDas, Sumitabha.  aUnix :bConcepts and applications /cBy Sumitabha Das.  aNew Delhi :bTata McGraw Hill Publishing Company Ltd ,c2000.  axvi,498  aUnderstanding the unix command  aGeneral Purpose utilities  aHandling ordinary Files