Luons, Richard. <br/><br/>
Understanding digital signal processing / 

 - 2nd ed. 
 - USA :  Prentice Hall,  c2004. 
 - xviii, 665 p. :  ill. ;  23 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0131089897 
<br/><br/><label>LC Class. No.: </label>D4019 
<br/><br/><label>Dewey Class. No.: </label>621.3822  / LYO