000 00282nam a22001217a 4500
020 _a0826464165
082 _a005.42
_bRIT
100 _aRitchie Colin
245 _aOperating Systems Incorporating UNIX and Windows
250 _a4th
260 _aLondon
_bContinuum
_c2003
942 _cBK
999 _c277
_d277