Sullivan, W. L. (1910). Letters to His Holiness Pope Pius X. The Open Court Pub. Co. ; London agents K. Paul, Trench, Trübner & Co., ;.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSullivan, William L. Letters to His Holiness Pope Pius X. Chicago: The Open Court Pub. Co. ; London agents K. Paul, Trench, Trübner & Co., ;, 1910.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSullivan, William L. Letters to His Holiness Pope Pius X. The Open Court Pub. Co. ; London agents K. Paul, Trench, Trübner & Co., ;, 1910.
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