Osborne, J. (1957). Look back in anger: A play in three acts. Bantam Books.
Lua i Stíl Chicago (17ú heag.)Osborne, John. Look Back in Anger: A Play in Three Acts. New York: Bantam Books, 1957.
Lua MLA (9ú heag.)Osborne, John. Look Back in Anger: A Play in Three Acts. Bantam Books, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.