Goulder, L. G. o. O. L. o. R. (1962). Canterbury. London.
Lua i Stíl Chicago (17ú heag.)Goulder, Laurance; Guild of Our Lady of Ransom. Canterbury. London, 1962.
Lua MLA (8ú heag.)Goulder, Laurance; Guild of Our Lady of Ransom. Canterbury. London, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.