Williams, Arthur B. <br/><br/>
Electronic filter design handbook;  IC, Active, and digital filters / 

 - 2nd  
 - New York:  McGraw- Hill,  1988. 
 - vp. 
<br/><br/><label>ISBN: </label>00704341 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric filter design.
<br/><br/><label>Dewey Class. No.: </label>621.3815