000 00324nam a2200133Ia 4500
008 241226s9999 xx 000 0 und d
020 _a0
082 _a623
_bINF
100 _a-
245 0 _aInfromation technology and system with work book
260 _aNew Delhi :
_bIim,
_c2021.
350 _a900
650 _aManagement
999 _c169236
_d169236