TY  - BOOK
AU  - Huelsman 
TI  - Active and passive analog filter design : an introduction 
T2  - McGraw-Hill series in electrical and computer engineering
SN  - 0071125191 
U1  - 621.3815324 HUE 1993 
PY  - 1993///
CY  - New York
PB  - McGraw-Hill
KW  - Electric filters
KW  - Active
KW  - Design
KW  - Passive
N1  - Includes bibliographical references (p. 469-470) and index
ER  -