000 00374pam a2200145a 44500
008 160408b1976 xxu||||| |||| 00| 0 eng d
082 _a621.381532
_bJ631
100 _aJohnson, David E.
245 1 _aINTRODUCTION TO FILTER THEORY
260 _aNew Jersey
_bPrentice Hall
_c1976
300 _a306
650 _aElectric Filters
964 _gCIRC
997 _aA48533 s C
999 _c246772
_d246772