Brann, H. A. (1892). The schism of the West and the freedom of papal elections. New York.
Lua i Stíl Chicago (17ú heag.)Brann, Henry A. The Schism of the West and the Freedom of Papal Elections. New York, 1892.
Lua MLA (8ú heag.)Brann, Henry A. The Schism of the West and the Freedom of Papal Elections. New York, 1892.
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