Maignen, C. (1898). Father Hecker, is he a saint?: Studies in Americanism. International Catholic Library, Desclée, Lefebvre : Burns and Oates.
Lua i Stíl Chicago (17ú heag.)Maignen, Charles. Father Hecker, Is He a Saint?: Studies in Americanism. Rome : London: International Catholic Library, Desclée, Lefebvre : Burns and Oates, 1898.
Lua MLA (8ú heag.)Maignen, Charles. Father Hecker, Is He a Saint?: Studies in Americanism. International Catholic Library, Desclée, Lefebvre : Burns and Oates, 1898.
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