000 00267nam a2200109Ia 4500
008 160710s1981 xx 000 0 und d
100 _aWILLIAMS, A. B.
245 _aELECTRONIC FILTER DESIGN HANDBOOK
260 _bMCGRAW HILL
_c1981
300 _a116
942 _2ddc
_cB
999 _c44478
_d44478