APA

Bury J. B., . (1930). History of the papacy in the 19th century. London: Macmillan.

Chicago

Bury John Bagnell, . 1930. History of the papacy in the 19th century. London: Macmillan.

Harvard

Bury J. B., . (1930). History of the papacy in the 19th century. London: Macmillan.

MLA

Bury John Bagnell, . History of the papacy in the 19th century. London: Macmillan. 1930.