Columbia subject headings:
Literature, Modern--20th century--History and criticism.
War and literature--History--20th century.
World War, 1914-1918--Literature and the war.
Harvard subject headings:
German literature--20th century--History and criticism
World War, 1914-1918--Literature and the war
Princeton subject headings:
German literature--20th century--History and criticism.
World War, 1914-1918--Literature and the war.