Citazione Stile APA (7a Edizione)
O'Connor, J. J. (1995). A Moment of Grace: John Cardinal O'Connor on the Catechism of the Catholic Church. Ignatius Press.
Citazione stile Chigago Style (17a edizione)
O'Connor, John Joseph. A Moment of Grace: John Cardinal O'Connor on the Catechism of the Catholic Church. San Francisco: Ignatius Press, 1995.
Citatione MLA (9a ed.)
O'Connor, John Joseph. A Moment of Grace: John Cardinal O'Connor on the Catechism of the Catholic Church. Ignatius Press, 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.