TY  - BOOK
AU  - Horn, Delton T
TI  - Designing and building electronic filters
SN  - 0-8306-3920-9
U1  - 621.3815324 HOR 
PY  - 1992///
CY  - USA
PB  - TAB BOOKS
KW  - ELECTRONIC FILTERS - DESIGN AND CONSTRUCTION
ER  -