History of the popes :
from the close of the middle ages, drawn from the secret archives of the Vatican and other original sources /
ed. by Frederick Ignatius Antrobus.
APA Citation
Pastor, L., Antrobus, F. Ignatius. (19021953). History of the popes: from the close of the middle ages, drawn from the secret archives of the Vatican and other original sources. 2d ed. (v.1-2) St. Louis: Herder.
MLA Citation
Pastor, Ludwig, Freiherr von, 1854-1928, and Frederick Ignatius Antrobus. History of the Popes: From the Close of the Middle Ages, Drawn From the Secret Archives of the Vatican And Other Original Sources. 2d ed. (v.1-2) St. Louis: Herder, 19021953.
Warning: These citations may not always be complete (especially for serials).