000 00387nam a2200169Ia 4500
001 aQ3965
008 220802s9999 xx 000 0 und d
020 _a0-03-059246-1
100 _a Valkenburg ,M. E. Van
245 0 _aAnalog Filter Design
250 _a.NA
260 _c1982
300 _axi,608
600 _aEngineering Technology
650 _aTechnology
942 _bBooks
_cBK
999 _c5691
_d5691