Nichols,E.A <br/><br/>
Z-80 Microprocessor Programming & Interfacing 

 - USA  Howard W.Sams & Co  1979 
 - 302p` 
<br/><br/><label>ISBN: </label>0672216094 
<br/><br/><label>Dewey Class. No.: </label>621.381958  / N55Z