Micek, A. A. (1951). The apologetics of Martin John Spalding. Catholic University of America Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMicek, Adam Andrew. The Apologetics of Martin John Spalding. Washington, D.C.: Catholic University of America Press, 1951.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMicek, Adam Andrew. The Apologetics of Martin John Spalding. Catholic University of America Press, 1951.
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