Gaya APA

Loyola, I, D. (-1951). The Spiritual Exercises of St.Ignatius, based on studies in the language of the autograph. Transl. by Louis J.Puhl, S.J. . Chicago: Loyola University Press.

Gaya MLA

Loyola, Ignatius, De. "The Spiritual Exercises of St.Ignatius, based on studies in the language of the autograph. Transl. by Louis J.Puhl, S.J. ". Chicago: Loyola University Press, -1951. Buku.