Williams Arthur B <br/><br/>
Electronic filter design handbook. 

 - New York     McGraw-Hill        1981 
<br/><br/><label>Standard No.: </label>38247 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>D651,1478:4g, M1        RR