Digital signal processing : a practical approach 
Digital signal processing a practical approach 
 - 2nd ed.  "xxiii, 760 p. : ill. ; 25 cm. ; pbk." 
 - New Delhi  Pearson Education  2002 
<br/><br/><label>ISBN: </label>9788131708248 
<br/><br/><label>Dewey Class. No.: </label>621.3822 IFE  / 2.621.3822IFE