Boever, R. A. (1982). The spirituality of St. John Neumann, C.SS.R., fourth Bishop of Philadelphia.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBoever, Richard A. The Spirituality of St. John Neumann, C.SS.R., Fourth Bishop of Philadelphia. 1982.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBoever, Richard A. The Spirituality of St. John Neumann, C.SS.R., Fourth Bishop of Philadelphia. 1982.
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