Library of Congress subject headings 
Library of Congress 
 - 23rd. ed. 
 - Washington:  Library of Congress,  2000. 
 -  3 vols. set 
<br/><br/> HB 
<br/><br/><br/>Eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Subject cataloging
<br/><br/><label>Dewey Class. No.: </label>025.49  / LIB