Merton, T. (1996). Contemplative prayer. Doubleday Dell Publishing.
Lua i Stíl Chicago (17ú heag.)Merton, Thomas. Contemplative Prayer. New York: Doubleday Dell Publishing, 1996.
Lua MLA (9ú heag.)Merton, Thomas. Contemplative Prayer. Doubleday Dell Publishing, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.