Authorities user guide. 

 - Dublin, Ohio  OCLC Online Computer Library Center  1990- 
 - 1 v. (loose-leaf)  ill.  28 cm. 
<br/><br/> On cover: PRISM service.  Includes index.  "Product code 8104"--P. [4] of cover. 
<br/><br/><label>ISBN: </label>1556531036 
<br/><br/><label>Subjects--Corporate Names: </label><br/>OCLC.--Handbooks, manuals, etc.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Authority files Cataloging--Data processing--Handbooks, manuals, etc.<br/>OCLC PRISM Information retrieval system--Handbooks, manuals, etc.<br/>Machine-readable bibliographic data--Handbooks, manuals, etc.