Fatula, M. A. (1987). Catherine of Siena's way. M. Glazier.
Lua i Stíl Chicago (17ú heag.)Fatula, Mary Ann. Catherine of Siena's Way. Wilmington, Del.: M. Glazier, 1987.
Lua MLA (8ú heag.)Fatula, Mary Ann. Catherine of Siena's Way. M. Glazier, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.