Hasnain, S.K. <br/><br/>
Digital signal processing  Theory and worked examples 

 - 2nd 
 - Karachi  Royal Book Company  2009 
 - 527p 
<br/><br/><label>ISBN: </label>978-969-407-363-7 
<br/><br/><label>Dewey Class. No.: </label>004  / HAD