Columbia subject headings:
Harvard subject headings:
Americanists--Great Britain--Directories.
Library resources--Great Britain--Directories.
United States--Study and teaching (Graduate)--Great Britain--Directories.
Princeton subject headings:
Americanists--Great Britain--Directories.
Librarians--Great Britain--Directories.
Library resources--Great Britain--Directories.
United States--Study and teaching (Graduate)--Great Britain--Directories.