Hilburn, John L. <br/><br/>
Manual of active filter design / 
John L. Hilburn, David E. Johnson. 
 - 2nd ed. 
 - New York :  McGraw-Hill,  c1983. 
 - 225 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0070287694 (hpk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric filters, Active.<br/>Electronic circuit design--Graphic methods.