Osborne, J. (1961). Luther. Faber and Faber.
Lua i Stíl Chicago (17ú heag.)Osborne, John. Luther. Andorra la Vieja: Faber and Faber, 1961.
Lua MLA (9ú heag.)Osborne, John. Luther. Faber and Faber, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.