000 00297nam a2200133Ia 4500
008 230321s9999 xx 000 0 und d
082 _a659.2
_bTRE
100 _aTrehan,K.G
245 0 _aInformation System Management
250 _a1st
260 _bSun India
_c2019
300 _a---
942 _cBB
999 _c6067
_d6067