000 00376nam a2200145Ia 4500
008 180712s9999 xx 000 0 und d
020 _a9788120336513
082 _a25.04
_bKEL
100 _aKELKAR, S.A.
245 _aInformation systems: a concise study
260 _aNew Delhi
_bPHI Learning
_c2009
300 _axi, 935 p.
650 _aInformation resources
942 _cR
999 _c20902
_d20902