Hayes, Robert Mayo,  1926- <br/><br/>
Handbook of data processing for libraries / 
by Robert M. Hayes and Joseph Becker 
 - New York :  Becker and Hayes,  1970 
 - xv, 885 p. :  ill. ;  23 cm. 
<br/><br/> Sponsored by the Council on Library Resources 
<br/><br/>Includes bibliographies 
<br/><br/><label>ISBN: </label>0471364843 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science--Data processing<br/>Libraries--Automation