Birkenhauer, H. F., Dister, J. E., & Burghardt, W. J. (1993). A New Introduction to the Spiritual Exercises of St. Ignatius. Liturgical Press.
Lua i Stíl Chicago (17ú heag.)Birkenhauer, Henry F., John E. Dister, agus Walter J. Burghardt. A New Introduction to the Spiritual Exercises of St. Ignatius. Collegeville, Minn.: Liturgical Press, 1993.
Lua MLA (8ú heag.)Birkenhauer, Henry F., et al. A New Introduction to the Spiritual Exercises of St. Ignatius. Liturgical Press, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.