Columbia subject headings:
Harvard subject headings:
Associations, institutions, etc.--France--Paris--History--20th century.
Associations, institutions, etc.--France--Paris--History--21st century.
Associations, institutions, etc.--Germany--History--20th century.
Associations, institutions, etc.--Germany--History--21st century.
France--Relations--Germany.
Germany--Relations--France.
Princeton subject headings:
France--Relations--Germany.
Germans--France--Paris--Intellectual life--20th century.
Germany--Relations--France.
Intellectual cooperation--History--20th century.
Paris (France)--Intellectual life--20th century.