WILLIAMS, ARTHUR B. <br/><br/>
ACTIVE FILTER DESIGN 

 - 2ND ED. 
 - Estados Unidos  ARTECH HOUSE  1975 S.L. 
 - 189 
<br/><br/><label>ISBN: </label>0890060444 
<br/><br/><label>LCCN: </label>4956 
<br/><br/><label>Dewey Class. No.: </label>621.381532