Columbia subject headings:
Catalogers--Education--Congresses.
Catalogers--In-service training--Congresses.
Catalogers--Recruiting--Congresses.
Cataloging--Congresses.
Librarians--Recruiting--Congresses.
Library education--Congresses.
Harvard subject headings:
Catalogers--Education--Congresses.
Catalogers--In-service training--Congresses.
Catalogers--Recruiting--Congresses.
Cataloging--Congresses.
Librarians--Recruiting--Congresses.
Library education--Congresses.
Princeton subject headings:
Catalogers--Education--Congresses.
Catalogers--In-service training--Congresses.
Catalogers--Recruiting--Congresses.
Cataloging--Congresses.
Librarians--Recruiting--Congresses.
Library education--Congresses.