W. B. Yeats: The later poetry - Parkinson, Thomas Francis 1920-1992 (Univ. of California Press, 1964)
Keywords: Yeats, William Butler <1865-1939> - Critique et interprétation; Yeats, W. B <1865-1939> -- (William Butler) -- Criticism and interpretation; Yeats, William Butler -- 1865-1939; Selbstverständnis; Lyrik