Columbia subject headings:
Eliot, T. S. (Thomas Stearns), 1888-1965--Criticism and interpretation.
Pound, Ezra, 1885-1972--Criticism and interpretation.
Yeats, W. B. (William Butler), 1865-1939--Criticism and interpretation.
Harvard subject headings:
Princeton subject headings:
American poetry--20th century--History and criticism.
Eliot, T. S. (Thomas Stearns), 1888-1965--Technique.
Persona (Literature)
Poetics.
Poetry--Psychological aspects.
Pound, Ezra, 1885-1972--Technique.
Self in literature.
Yeats, W. B. (William Butler), 1865-1939--Technique.