APA-čujuhus (7. p.)
Coppa, F. J. (2014). Papacy in the modern world: A political history. Reaktion Books.
Chicago-čujuhus (17. p.)
Coppa, Frank J. Papacy in the Modern World: A Political History. London, United Kingdom: Reaktion Books, 2014.
MLA-čujuhus (9. p.)
Coppa, Frank J. Papacy in the Modern World: A Political History. Reaktion Books, 2014.
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