O'Driscoll, M. (1994). Catherine of Siena. Editions du Signe.
Lua i Stíl Chicago (17ú heag.)O'Driscoll, Mary. Catherine of Siena. Strasbourg: Editions du Signe, 1994.
Lua MLA (8ú heag.)O'Driscoll, Mary. Catherine of Siena. Editions du Signe, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.