Hayes, R M <br/><br/>
Handbook for data processing for libraries 
by Hayes, R M and BeckerJ 
 - 2 
 - London  Melville pub.  1974 
<br/><br/><label>ISBN: </label>0471364835 
<br/><br/><label>Dewey Class. No.: </label>025.0202 HAY/HAN-2