00369nam a2200145Ia 4500001000500000005001700005008004100022020001500063082001500078100002600093245005000119250001200169260002000181650002200201642520261006003935.0120911s9999    xx            000 0 und d  a013896887X  a004.21 HAW  a Hawryszkiewycz,igor   a Introduction to systems analysis and design   a4th ed.  a Prentice hall   a System analysis