00298pam a2200121 a 4500020000500000041000800005082001500013100001900028245006300047250001000110260004300120300001300163  c  aeng  a005.2bBAC  aBach Maurice .  aThe Desing Of the unix Oprating System hTextual Documents  a1999.  a[s.l]:bPrentiec Hall Of India PVT LTD  a471 pg .