000 00299nam a2200121 4500
020 _a0471123234
082 _a001 BUR/INF
100 _aBurch, John G
245 _aInformation systems
_cby John g Burch and nathan Hud
260 _aLondon
_bJohn Wiley & Sons
_c1975
300 _a223p.
942 _cBK
999 _c379527
_d379527