Bishops, C. C. i. B. (1916). Letter of the Bishops of Belgium to the Bishops of Germany Bavaria and Austria-Hungary. New York.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBishops, Catholic Church in Belgium. Letter of the Bishops of Belgium to the Bishops of Germany Bavaria and Austria-Hungary. New York, 1916.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBishops, Catholic Church in Belgium. Letter of the Bishops of Belgium to the Bishops of Germany Bavaria and Austria-Hungary. New York, 1916.
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