000 00230nam a2200085 4500
080 _a65
_b: 681.3 BUR.79
245 _aInformation systems; theory and practice. Ed - 2
100 _aBurch, John G
260 _aNew York
_bJohn Wiley & Sons
_c1979
300 _axv+571p
999 _c31768
_d31768