Fogarty, G. P. (1974). The Vatican and the americanist crisis: Denis J. O'Connell, american agent in Rome, 1885-1903. Università Gregoriana Editrice.
Cita Chicago Style (17a ed.)Fogarty, Gerald P. The Vatican and the Americanist Crisis: Denis J. O'Connell, American Agent in Rome, 1885-1903. Roma: Università Gregoriana Editrice, 1974.
Cita MLA (9a ed.)Fogarty, Gerald P. The Vatican and the Americanist Crisis: Denis J. O'Connell, American Agent in Rome, 1885-1903. Università Gregoriana Editrice, 1974.
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