Gassner, J. O´Neill: A collection of critical essays.
Lua i Stíl Chicago (17ú heag.)Gassner, John. O´Neill: A Collection of Critical Essays.
Lua MLA (8ú heag.)Gassner, John. O´Neill: A Collection of Critical Essays.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.