Chen, Wai-Kai <br/><br/>
Passive and active filters :  Theory and implimentation/ 
Wai-Kai Chen 
 - New York :  John Wiley & Sons,  1986 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Active And Passive Filters
<br/><br/><label>Dewey Class. No.: </label>621.381  / CHE