Columbia subject headings:
Ireland--In literature.
Yeats, Jack B. (Jack Butler), 1871-1957.
Harvard subject headings:
Ireland--In literature.
Yeats, Jack B. (Jack Butler), 1871-1957--Criticism and interpretation.
Princeton subject headings:
Ireland--In literature.
Yeats, Jack B. (Jack Butler), 1871-1957--Criticism and interpretation.