Oppenheim, Alan V.  <br/><br/>
Digital signal processing / 
Alan V. Oppenheim and Ronald W. Schafer. 
 - New Delhi :  Prentice hall,  c1975 [Reprinted 2002]. 
 - xiv, 585 pages :  illustrations ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>8120305329 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Digital electronics<br/>Signal theory--Telecommunication.
<br/><br/><label>Dewey Class. No.: </label>621.3822 OPP