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

 - 1st. 
 - New Delhi.  John Wiley.  2003 
 - xv.504p. 
<br/><br/><label>ISBN: </label> RS 224.00 
<br/><br/><label>Dewey Class. No.: </label>621.381 532