00394nam a22001337a 450000500170000002000230001703500210004003700130006110000200007424500830009426000380017730000240021570000210023920180711134955.0  a8176567671c165.00  aB-94091,B-094109  aDPLbENG  aKushwaha, D. S.  aIntroduction to unix and C programming /cby D. S. Kushwaha and R. S. Kushwaha  aNew DelhibBPB Publicationsc2003  axvii, 259pc22 cms.  aKushwaha, R. S.