Lua APA (7ú heag.)

Futrell, J. C. (1970). Ignatian discernment. American Assistancy Seminar on Jesuit Spirituality.

Lua i Stíl Chicago (17ú heag.)

Futrell, John Carroll. Ignatian Discernment. St. Louis, Mo.: American Assistancy Seminar on Jesuit Spirituality, 1970.

Lua MLA (8ú heag.)

Futrell, John Carroll. Ignatian Discernment. American Assistancy Seminar on Jesuit Spirituality, 1970.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.