Barry, W. The prospects of Catholicism. Catholic Truth Society.
Lua i Stíl Chicago (17ú heag.)Barry, William. The Prospects of Catholicism. San Francisco: Catholic Truth Society.
Lua MLA (8ú heag.)Barry, William. The Prospects of Catholicism. Catholic Truth Society.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.