Kerr, L. C. (1979). The miraculous medal revealed to Saint Catherine Laboure. Catholic Truth Society.
Lua i Stíl Chicago (17ú heag.)Kerr, Lady Cecil. The Miraculous Medal Revealed to Saint Catherine Laboure. London: Catholic Truth Society, 1979.
Lua MLA (8ú heag.)Kerr, Lady Cecil. The Miraculous Medal Revealed to Saint Catherine Laboure. Catholic Truth Society, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.