Proakis, John G. <br/><br/>
Digital Signal Processing 

 - 4th ed. 
 - India :  Pearson,   c2007. 
 - xix, 1136 p. :  ;  23 cm. 
<br/><br/> Includes index.  
<br/><br/><label>ISBN: </label>9788131710005 
<br/><br/><label>Dewey Class. No.: </label>621.3822  / P962d 2007