00334nam a2200121Ia 4500008004100000041000800041082002100049100001800070245004800088250001000136260005800146300000800204211209s1989    xx            000 0 und d  aeng  a658.4038 N89 SEN  aSENN, JAMES A  aANALYSIS AND DESIGN OF INFORMATION SYSTEMS   a2 ed.  aNEWYORKbMCGRAW-HILL PUBLISHING COMPANY LIMITEDc1989  a853