Lyons, Richard G. <br/><br/>
Understanding digital signal processing / 
Richard G. Lyons 
 - 2nd ed. 
 - Upper Saddle River, NJ:   Prentice Hall,   2004 
 - xviii, 665 p.:   ill.;   25 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0131089897 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Signal processing--Digital techniques