000 00332nam a2200133Ia 4500
020 _a0029461537
245 _aModern filters
_cSimon Haykin
260 _aNew york
_bMacmillan
_c1990
300 _axiv, 398p.:ill.,
082 _a621.381532
_bH419M
690 _aElectric filters
500 _aIncludes index
100 _aHaykin, Simon
_d
999 _c28398
_d28398