Chidgey, P. (1962). Our Lady of Penrhys. Catholic Truth Society.
Lua i Stíl Chicago (17ú heag.)Chidgey, Paul. Our Lady of Penrhys. Cardiff: Catholic Truth Society, 1962.
Lua MLA (8ú heag.)Chidgey, Paul. Our Lady of Penrhys. Catholic Truth Society, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.