Columbia subject headings:
Beckett, Samuel, 1906-1989--Criticism and interpretation.
Pessimism in literature.
Harvard subject headings:
Beckett, Samuel, 1906-1989--Criticism and interpretation.
Beckett, Samuel, 1906-1989--Philosophy.
Pessimism in literature.
Princeton subject headings:
Beckett, Samuel, 1906---Philosophy.
Pessimism in literature.