O'Brien, J. A. (1955). Which is Christ's true Church?: Evidence so clear that he who runs may read (26th ed.). Our Sunday Visitor.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रO'Brien, John A. Which Is Christ's True Church?: Evidence so Clear That He Who Runs May Read. 26th ed. Huntington, Ind.: Our Sunday Visitor, 1955.
एमएलए (8वां संस्करण) प्रशस्ति पत्रO'Brien, John A. Which Is Christ's True Church?: Evidence so Clear That He Who Runs May Read. 26th ed. Our Sunday Visitor, 1955.
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