00314nam a2200121Ia 4500008004100000041000800041082000900049100001800058245004600076260003400122650001500156999002100171240109s9999    xx            000 0 und d  aeng  a1.64  aRoberta Stern  aPrincipals Of Data Processing 2nd Edition  bJohn Wiley and Sons New York   aManagement  c1019487d1019487