P Ramesh Babu <br/><br/>
Digital Signal Processing 

 - 7th ed. 
 - Chennai  Scitech Publications(India) Private Ltd.  2018 
 - 11.74p,: 
<br/><br/><label>ISBN: </label>9789385983375 
<br/><br/><label>Dewey Class. No.: </label>621.3822