000 00280nam a22001337a 4500
020 _a9780070667587
082 _a005.43
100 _aJ. ARCHER HARRIS
245 _aOPERATING SYSTEMS
250 _a2 ND
260 _aNEW DELHI
_bTMH
_c2002
300 _aX, 249P
942 _cBK
999 _c8502
_d8502