Begheyn, P., & Bogart, K. (1991). A bibliography on St. Ignatius's Spiritual exercises. Seminar on Jesuit Spirituality.
Lua i Stíl Chicago (17ú heag.)Begheyn, Paul, agus Kenneth Bogart. A Bibliography on St. Ignatius's Spiritual Exercises. St. Louis, MO: Seminar on Jesuit Spirituality, 1991.
Lua MLA (8ú heag.)Begheyn, Paul, agus Kenneth Bogart. A Bibliography on St. Ignatius's Spiritual Exercises. Seminar on Jesuit Spirituality, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.