000 00315 a2200121 4500
020 _a9788120305168
040 _beng.
082 _a004.451.9 BAC
100 _aBach, maurice J.
_93164
245 _aThe Design of the unix Operating System
260 _aNew Delhi:
_bPrentice hall of India;
_c1986.
300 _axiv, 469p.
999 _c5157
_d5152