APA (7th ed.) Citation

Hebblethwaite, P., & Johannes, X. (1984). John XXIII [the twenty-third]: Pope of the Council. Chapman.

Chicago Style (17th ed.) Citation

Hebblethwaite, Peter, and XXIII Johannes. John XXIII [the Twenty-third]: Pope of the Council. London: Chapman, 1984.

MLA (9th ed.) Citation

Hebblethwaite, Peter, and XXIII Johannes. John XXIII [the Twenty-third]: Pope of the Council. Chapman, 1984.

Warning: These citations may not always be 100% accurate.