APA

Ignatius, Young W. J., . (1959). Letters of St. Ignatius of Loyola: selected and translated by William J. Young. Chicago: Loyola University Press.

Chicago

Ignatius, Young William John, . 1959. Letters of St. Ignatius of Loyola: selected and translated by William J. Young. Chicago: Loyola University Press.

Harvard

Ignatius, Young W. J., . (1959). Letters of St. Ignatius of Loyola: selected and translated by William J. Young. Chicago: Loyola University Press.

MLA

Ignatius, Young William John, . Letters of St. Ignatius of Loyola: selected and translated by William J. Young. Chicago: Loyola University Press. 1959.