Chen,Wai-Kai <br/><br/>
Passive and active filters  theory and implementations 

 - New York  John Wiley and Sons  1986 
 - xv,504p. 
<br/><br/><label>ISBN: </label>0471843180 
<br/><br/><label>Subjects--Index Terms: </label>filters 
<br/><br/><label>Dewey Class. No.: </label>621.381 5324  / CHE