00413nam a2200121Ia 4500008004100000100005900041245004600100260003000146300000600176942000700182999001500189952008700204201217s9999    xx            000 0 und d  aBurch, John G., Strater, Felix R. and Grudnitski, Gary 0aInformation Systems : Theory and Practice  aNew YorkbJohn Wiley&Sons  a0  cBK  c7695d7695  00104070aCLd2020-12-17o658.4038011 B9471pPM02884r2020-12-17w2020-12-17yBK