Lenk, John, <br/><br/>
Simplified Design of Filter Circuits : 

 -  Newnes,  1999. 
 - 245 pages 
<br/><br/><label>ISBN: </label>9780750696555 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.
<br/><br/><label>Dewey Class. No.: </label>621.3815324  / LEN