Cita APA (7a ed.)

(1911). Lives and Times of the Popes (Ed. de luxe). New York: Catholic Publication Society of America.

Cita Chicago Style (17a ed.)

Lives and Times of the Popes (Ed. De Luxe). New York: Catholic Publication Society of America, 1911.

Cita MLA (9a ed.)

Lives and Times of the Popes (Ed. De Luxe). New York: Catholic Publication Society of America, 1911.