Sedra Adel S., Brackett Peter O. Filter Theory and Design: Active and Passive

Matrix Publishers, 1978. — 785 p. — ISBN 0916469142.The Filter Approximation Problem.
The Maximally Flat Passband.
The Equiripple Passband.
Iterative Stopband Approximation.
Frequency And Network Transformations.
The Design Of Reactive Ladder Filters.
Active Filters-Fundamentals.
Second Order Sections-The BiQuads.
Cascade And Coupled BiQuad Structures.
Component Simulation Of LC Ladders.
Operational Simulation Of LC Ladders.