Cohn, R. Philosophical fragments in the works of Samuel Beckett: Ruby Cohn. Samuel Beckett : a collection of critical essays.(1965).
Lua i Stíl Chicago (17ú heag.)Cohn, Ruby. "Philosophical Fragments in the Works of Samuel Beckett: Ruby Cohn." Samuel Beckett : A Collection of Critical Essays.(1965) .
Lua MLA (8ú heag.)Cohn, Ruby. "Philosophical Fragments in the Works of Samuel Beckett: Ruby Cohn." Samuel Beckett : A Collection of Critical Essays.(1965), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.