Cita APA (7a ed.)

Mondin, B. (2004). The popes of the modern ages: From Pius IX to John Paul II. Urbaniana university press.

Cita Chicago Style (17a ed.)

Mondin, Battista. The Popes of the Modern Ages: From Pius IX to John Paul II. Città del Vaticano: Urbaniana university press, 2004.

Cita MLA (9a ed.)

Mondin, Battista. The Popes of the Modern Ages: From Pius IX to John Paul II. Urbaniana university press, 2004.