Cita APA (7th ed.)
Noble, T. F. X. (1984). The Republic of St. Peter: The birth of the Papal State, 680-825. University of Pennsylvania Press.
Cita Chicago (17th ed.)
Noble, Thomas F. X. The Republic of St. Peter: The Birth of the Papal State, 680-825. Philadelphia [Pa.]: University of Pennsylvania Press, 1984.
Cita MLA (9th ed.)
Noble, Thomas F. X. The Republic of St. Peter: The Birth of the Papal State, 680-825. University of Pennsylvania Press, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.