Wolferstan, B. (1922). The duties of parents towards their children. Catholic Truth Society.
Lua i Stíl Chicago (17ú heag.)Wolferstan, Bertram. The Duties of Parents Towards Their Children. London: Catholic Truth Society, 1922.
Lua MLA (8ú heag.)Wolferstan, Bertram. The Duties of Parents Towards Their Children. Catholic Truth Society, 1922.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.