000 00296nam a2200121Ia 4500
008 230913s9999 xx 000 0 und d
100 _aKelkar, S.A
245 0 _aInformation System : A Concise Study
260 _aNEW DELHI
260 _bPHI
260 _c2009
650 _aComputers Engineering
999 _c124369
_d124369