000 00313nam a2200121Ia 4500
008 250409s9999 xx 000 0 und d
020 _a81-203-0516-7
082 _a5.43
_bBAC
100 _aBach, Maurice J
245 4 _aThe design of the Unix operating system
260 _aNew Delhi
_bPHI
_c2001
365 _a195
999 _c248560
_d248560