Gibbons, J. (1920). Pastoral letter of the archbishops and bishops of the United States assembled in conference at the Catholic University of America, September, 1919. Washington, D. C..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGibbons, James. Pastoral Letter of the Archbishops and Bishops of the United States Assembled in Conference at the Catholic University of America, September, 1919. Washington, D. C., 1920.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGibbons, James. Pastoral Letter of the Archbishops and Bishops of the United States Assembled in Conference at the Catholic University of America, September, 1919. Washington, D. C., 1920.
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