(1908). Holy Father's Golden Jubilee, Pilgrimage to Rome and Grand Tour of Europe. New York.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHoly Father's Golden Jubilee, Pilgrimage to Rome and Grand Tour of Europe. New York, 1908.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHoly Father's Golden Jubilee, Pilgrimage to Rome and Grand Tour of Europe. New York, 1908.
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