Powers, I. (1992). Daily gospel reflections: Advent blessings. Twenty-Third Publications.
Lua i Stíl Chicago (17ú heag.)Powers, Isaias. Daily Gospel Reflections: Advent Blessings. Mystic, Conn.: Twenty-Third Publications, 1992.
Lua MLA (8ú heag.)Powers, Isaias. Daily Gospel Reflections: Advent Blessings. Twenty-Third Publications, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.