Payne, E.A. <br/><br/>
Easily applied principles of keypunching   
by E.A. Payne and W.F. Payne 
 - New Jersey  Prentice-Hall  1970 
 - vii, 208p. 
<br/><br/><label>LCCN: </label>72-11835 
<br/><br/><label>Dewey Class. No.: </label>004.76  / N70