Cita APA (7a ed.)

O'Byrne, J. (1903). The Life and Pontificate of Pope Lei XIII. Benziger.

Cita Chicago Style (17a ed.)

O'Byrne, Justin. The Life and Pontificate of Pope Lei XIII. Washbourne: Benziger, 1903.

Cita MLA (9a ed.)

O'Byrne, Justin. The Life and Pontificate of Pope Lei XIII. Benziger, 1903.