McAvoy, T. T. (1961). The Catholic minority in early Pittsburgh: The first bishop, Michael O'Connor. s.n..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcAvoy, Thomas Timothy. The Catholic Minority in Early Pittsburgh: The First Bishop, Michael O'Connor. [Philadelphia?: s.n., 1961.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMcAvoy, Thomas Timothy. The Catholic Minority in Early Pittsburgh: The First Bishop, Michael O'Connor. s.n., 1961.
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