000 00272nam a2200109Ia 4500
008 190516s9999 xx 000 0 und d
100 _aSENN (JAMES A)
245 0 _aANALYSIS & DESIGN OF INFORMATION SYSTEM
260 _c1989
_bND Mc graw hill
300 _a853
942 _cBK
999 _c17253
_d17253