Columbia subject headings:
Catholic Church--France--History--20th century.
Christian sociology--Catholic Church--History--20th century.
Christian sociology--France--History--20th century.
Harvard subject headings:
Catholic Church--France--History--20th century.
Christian sociology--Catholic Church--History--20th century.
Christian sociology--France--History--20th century.
Princeton subject headings:
Catholic Church--France--History--20th century.
Christian sociology--Catholic Church--History--20th century.