00282nam a2200109Ia 4500008004100000041000800041082001800049100002200067245003300089260004200122300000800164211209s1990    xx            000 0 und d  aeng  a003.3 N90 WET  aWETHERBE, JAMES C  aSYSTEMS ANALYSIS AND DESIGN   aNEW DELHIbGALGOTIA PUBLICATIONc1990  a396