Newman, J. H., & O'Connell, D. M. (1938). Heart to heart: A Cardinal Newman prayerbook. America Press.
Lua i Stíl Chicago (17ú heag.)Newman, John Henry, agus Daniel Michael O'Connell. Heart to Heart: A Cardinal Newman Prayerbook. New York: America Press, 1938.
Lua MLA (8ú heag.)Newman, John Henry, agus Daniel Michael O'Connell. Heart to Heart: A Cardinal Newman Prayerbook. America Press, 1938.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.