000 00303pam a2200121a 44500
082 _a621.384133
_bSk87d
100 _aSkwirzynski, J. K.
245 1 _aDESIGN THEORY AND DATA FOR ELECTRICAL FILTERS
260 _aLondon
_bD. Van Nostrand
_c1965
300 _a701
964 _gCIRC
997 _a36154 s C
999 _c437277
_d437277