00279nam a2200109Ia 4500008004100000041001200041082001100053100002400064245006900088260000600157650000600163221030s9999    xx            000 0 und d  aEnglish  a105.23  aI. T.Hawryszkiewycz 0aIntroduction to System Analysis & Designcby I. T.Hawryszkiewycz  c0  aB