00407nam a2200133Ia 4500008004100000041000800041082001600049100003100065245007800096250000600174260005300180300001100233650002900244210716s1989    xx            000 0 und d  aeng  a004.21 THIR  aSystem analysis abd design  aSystems analysis and design: a case study approach.bCase study approach.  a2  aNew DelhibCBS Publishers and Distributorsc1989  axii684  aSystem Analysis & Design