Rorabaugh, C. Britton. <br/><br/>
Digital filter designer's handbook :  featuring C routines / 
C. Britton Rorabaugh. 
 - New York :  McGraw-Hill,  c1993. 
 - xvi, 332 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0830644318 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric filters, Digital--Design and construction--Data processing.<br/>Electric circuits--Design--Data processing.