APA-referens (7:e uppl.)
O'Connor, J. J. (1995). A Moment of Grace: John Cardinal O'Connor on the Catechism of the Catholic Church. Ignatius Press.
Chicago-referens (17:e uppl.)
O'Connor, John Joseph. A Moment of Grace: John Cardinal O'Connor on the Catechism of the Catholic Church. San Francisco: Ignatius Press, 1995.
MLA-referens (9:e uppl.)
O'Connor, John Joseph. A Moment of Grace: John Cardinal O'Connor on the Catechism of the Catholic Church. Ignatius Press, 1995.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.