Cytowanie według stylu APA (wyd. 7)

(1964). History of the Papacy in the 19th century: Liberty and authority in the Roman Catholic Church (Augmented edition.). Schocken Books.

Cytowanie według stylu Chicago (wyd. 17)

History of the Papacy in the 19th Century: Liberty and Authority in the Roman Catholic Church. Augmented edition. New York: Schocken Books, 1964.

Cytowanie według stylu MLA (wyd. 9)

History of the Papacy in the 19th Century: Liberty and Authority in the Roman Catholic Church. Augmented edition. Schocken Books, 1964.