Alan V. Oppenheim, Alan S. Willsky With Ian T. Young - <br/><br/>
Signals And Systems 

 -   Prentice Hall International, Inc.  ©1983 
<br/><br/><label>ISBN: </label>9780138111755  36 
<br/><br/><label>Dewey Class. No.: </label>003.54 OPP