Haykin, Simon. <br/><br/>
Modern filters 

 - New York :  Macmillan publishing company,  1989. 
 - xvii, 398 p. 
<br/><br/> Includes Appendix and Index 
<br/><br/><label>ISBN: </label>0-02-352750-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic filters
<br/><br/><label>Dewey Class. No.: </label>621.3845324  / HAY