Hayes, Robert M. <br/><br/>
Handbook of data processing for libraries  / 

 - 2nd 
 - Los Angeles:  Melville,  1974 
 - xvi, 688p. 
 - Information science series .
<br/><br/> "A Wiley Becker & Hays series book" 
<br/><br/><label>Dewey Class. No.: </label>025.50285  / H418.HD