Columbia subject headings:
Auden, W. H. (Wystan Hugh), 1907-1973.
Yeats, W. B. (William Butler), 1865-1939.
Harvard subject headings:
Auden, W. H. (Wystan Hugh), 1907-1973.
Yeats, W. B. (William Butler), 1865-1939
Princeton subject headings:
Auden, W. H. (Wystan Hugh), 1907-1973.
Yeats, W. B. (William Butler), 1865-1939.