Philip Murray. The Catholic University of America, The American Catholic History Research Center and University Archives.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhilip Murray. The Catholic University of America, The American Catholic History Research Center and University Archives.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPhilip Murray. The Catholic University of America, The American Catholic History Research Center and University Archives.
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