APA-viite (7. p.)
Noble, T. F. X. (1984). The Republic of St. Peter: The birth of the Papal State, 680-825. University of Pennsylvania Press.
Chicago-viite (17. p.)
Noble, Thomas F. X. The Republic of St. Peter: The Birth of the Papal State, 680-825. Philadelphia [Pa.]: University of Pennsylvania Press, 1984.
MLA-viite (9. p.)
Noble, Thomas F. X. The Republic of St. Peter: The Birth of the Papal State, 680-825. University of Pennsylvania Press, 1984.
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