Columbia subject headings:
Harvard subject headings:
Books--France--History--20th century.
Books--Germany--History--20th century.
France--History--20th century.
France--Relations--Germany.
German literature--20th century--History and criticism
Germany--History--20th century.
Germany--Relations--France.
Princeton subject headings:
France--In literature.
German literature--20th century--History and criticism.
German literature--French influences.
World War, 1939-1945--Literature and the war.