000 00327nam a2200133Ia 4500
654 _aELN
100 _aHuelsman.L.P.
250 _a1st Ed.
245 _aActive R.C.Filters Theory &Applications.(1978).
260 _bDowden Hutchinson and Ross Inc..
_c1978
082 _bHUE
_a24E-974
300 _a317p.
999 _c14781
_d14781
041 _aeng
655 _aF-02
546 _aText in English
300 _c21 cm.