00422nam a2200157Ia 4500008004100000020001400041084001500055100002500070245004900095250002200144260001900166260000900185260002200194300001300216500003500229180424s9999    xx            000 0 und d  a136907776  a510.78 P20  a"Page-Jones, Meilik" 0aPractical Guide to Structured Systems Design  a\\198002ENGGPS000  aPrentice Hall   b1980  cEnglewood Cliffs   axxi+368p  aincludes index and biblioraphy