000 00403nam a2200133Ia 4500
008 210917s9999 xx 000 0 und d
082 _a510.78 .B1:22
100 _aBpb Publications,
245 0 _aOperating System
260 _aNew Delhi
260 _b BPB Publications
260 _c2005
942 _cCD
999 _c151962
_d151962