TY  - BOOK
AU  - Daniels,Richard W.
ED  - McGraw-Hill Book Company (1909-1917).
TI  - Approximation methods for electronic filter design: with applications to passive, active, and digital networks 
SN  - 0070153086
PY  - 1974///
CY  - New York [etc.]
PB  - McGraw-Hill Book Company
N1  - Bibliogr. przy rozdz. Indeks
ER  -