Proakis John G <br/><br/>
Digital Signal Processing 
/ by John G.Proakis 
 - 4th ed. 
 - New Delhi  PHI Learning Pvt  2008 
 - 1084p. 
<br/><br/><label>ISBN: </label>9788120330306 
<br/><br/><label>Dewey Class. No.: </label>621.3822  / PRO/D