Cita APA (7th ed.)

Coppa, F. J. (2014). Papacy in the modern world: A political history. Reaktion Books.

Cita Chicago (17th ed.)

Coppa, Frank J. Papacy in the Modern World: A Political History. London, United Kingdom: Reaktion Books, 2014.

Cita MLA (9th ed.)

Coppa, Frank J. Papacy in the Modern World: A Political History. Reaktion Books, 2014.