Columbia subject headings:
English literature--20th century--History and criticism.
English literature--Irish authors--History and criticism.
Ireland--Intellectual life.
Irish literature--History and criticism.
Harvard subject headings:
English literature--20th century--History and criticism
English literature--Irish authors--History and criticism
Ireland--In literature.
Ireland--Intellectual life--20th century.
Princeton subject headings:
English literature--20th century--History and criticism.
English literature--Irish authors--History and criticism.
Ireland--Intellectual life.
Irish literature--History and criticism.