Treacy, G. C. (1955). Religion, prayer, sacrifice, irreligion. Paulist Press.
Lua i Stíl Chicago (17ú heag.)Treacy, Gerald C. Religion, Prayer, Sacrifice, Irreligion. New York: Paulist Press, 1955.
Lua MLA (8ú heag.)Treacy, Gerald C. Religion, Prayer, Sacrifice, Irreligion. Paulist Press, 1955.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.