Columbia subject headings:
Soviet literature--20th century--History and criticism.
Spain--History--Civil War, 1936-1939--Literature and the war.
Harvard subject headings:
Princeton subject headings:
Russian literature--20th century--History and criticism.
Spain--History--Civil War, 1936-1939--Literature and the war.
Spain--History--Civil War, 1936-1939--Theater and the war.