Cita APA (7th ed.)

Hebblethwaite, P. (2000). John XXIII: Pope of the century. Continuum.

Cita Chicago (17th ed.)

Hebblethwaite, Peter. John XXIII: Pope of the Century. London, United Kingdom; New York, USA: Continuum, 2000.

Cita MLA (9th ed.)

Hebblethwaite, Peter. John XXIII: Pope of the Century. Continuum, 2000.