000 00323nam a2200133Ia 4500
008 180501s2011 xx 000 0 und d
100 _aPRAMOD CHANDRA P BHATT
_91591
245 0 _aOPERATING SYSTEM
250 _a3RD
260 _bDELHI/PHI LEARNING PUB
_c2011
300 _a800
650 _aComputer
_9724
942 _2ddc
_cBK
999 _c9348
_d9348