000 00251nam a2200109Ia 4500
008 190516s9999 xx 000 0 und d
100 _aYOURDON(EDWARD)
245 0 _aMODERN STRUCTURED ANALYSIS
260 _c1996
_bND PHI
300 _a672
942 _cBK
999 _c17117
_d17117