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041 _a  ENGLISH
082 _a5.43
082 _bBAC
100 _aBACH, MAURICE J.
245 4 _aTHE DESIGN OF THE UNIX OPERATING SYSTEM.
250 _b2015
260 _aSOUTH ASIA
260 _bPEARSON EDUCATION
260 _c2015
300 _a471
650 _a  UNIX OPERATING SYSTEM
942 _cTB
999 _c156217
_d156217