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Washington, D.C. : Catholic University of America Press, 2001, c1952.
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2.
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Washington, D.C. : Catholic University of America Press, 2005, c1955.
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3.
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Washington, D.C. : Catholic University of America Press, 2005, c1953.
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4.
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Cambridge, Mass. : Harvard University Press ; London : W. Heinemann, 1961-1962.
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5.
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Washington : Catholic University of America Press, 1963.
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6.
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New York : Fathers of the Church, 1958.
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Washington : Catholic University of America Press, 1999.
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8.
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Washington, D.C. : Catholic University of America Press, [2002]
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9.
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Washington : Catholic University of America Press, c1964, 2001 printing.
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