Columbia subject headings:
Celts in literature.
English literature--20th century--History and criticism.
English literature--Celtic influences.
English literature--Irish authors--History and criticism.
Ireland--In literature.
Politics and literature--Ireland.
Harvard subject headings:
Celts in literature.
English literature--20th century--History and criticism
English literature--Celtic influences
English literature--Irish authors--History and criticism
Essays.
Ireland--In literature.
Literary criticism
Politics and literature--Ireland.
Princeton subject headings:
Celts in literature.
English literature--20th century--History and criticism.
English literature--Celtic influences.
English literature--Irish authors--History and criticism.
Ireland--In literature.
Politics and literature--Ireland.