Johnson, Johnny R. <br/><br/>
Introduction to digital signal processing / 
Johnny R. Johnson 
 - New Delhi :  Prentice-Hall of India ,  2008 
 - xix, 407 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9788120307605 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Signal processing--Digital techniques<br/>Electric filters, Digital--Design and construction