Chen, Wai-Kai. <br/><br/>
Passive and Active Filters :  Theory and Implemmentations 

 - Canda :  John Wiley & Sons,  c1986. 
 - xv, 504 p.:  [D21] 
<br/><br/><label>ISBN: </label>9812530282 
<br/><br/><label>Dewey Class. No.: </label>621.3815324  / CHE/PAS