Oppenheim, A. V <br/><br/>
Discrete time signal processing 
Alan V Oppenheim 
 - New Delhi  Prentice Hall of India  1997 
 - xv, 879p. 
<br/><br/><label>ISBN: </label>8120307208 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Discrete-time systems<br/>Signal processing--Mathematics