Coppa. The Life and Pontificate of Pope Pius Xii. The Catholic University of America Press.
芝加哥风格引文Coppa. The Life and Pontificate of Pope Pius Xii. The Catholic University of America Press.
MLA引文Coppa. The Life and Pontificate of Pope Pius Xii. The Catholic University of America Press.
警告：这些引文格式不一定是100％准确.