Lua APA (7ú heag.)
O'Donoghue, N. D. (2001). The angels keep their ancient places: Reflections on Celtic spirituality. T&T Clark.
Lua i Stíl Chicago (17ú heag.)
O'Donoghue, Noel Dermot. The Angels Keep Their Ancient Places: Reflections on Celtic Spirituality. Edinburgh: T&T Clark, 2001.
Lua MLA (9ú heag.)
O'Donoghue, Noel Dermot. The Angels Keep Their Ancient Places: Reflections on Celtic Spirituality. T&T Clark, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.