O'Brien, J. A. (1961). Novena to Our Lady of Fatima. Our Sunday Visitor.
Lua i Stíl Chicago (17ú heag.)O'Brien, John A. Novena to Our Lady of Fatima. Huntington, IN: Our Sunday Visitor, 1961.
Lua MLA (8ú heag.)O'Brien, John A. Novena to Our Lady of Fatima. Our Sunday Visitor, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.