Esslin, M. (1965). Samuel Beckett: A collection of critical essays. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Esslin, Martin. Samuel Beckett: A Collection of Critical Essays. Englewood Cliffs, N.J.: Prentice-Hall, 1965.
Lua MLA (8ú heag.)Esslin, Martin. Samuel Beckett: A Collection of Critical Essays. Prentice-Hall, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.