00293nam a2200121Ia 4500008004100000020001500041041000800056082001200064100001700076245004100093260002900134300000800163211209s2008    xx            000 0 und d  a8131505496  aeng  a003 O09  aSHELLY, GORY  aSYSTEMS ANALYSIS AND DESIGN METHODS   aNEW DELHIbCENGAGEc2008  a631