Oppenheim av; schafer rw <br/><br/>
Discrete-time signal processing 

<br/><br/><label>ISBN: </label>SL0859363 
<br/><br/><label>Standard No.: </label>187385 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D65,494, M9