Casterline, G. F. (1984). St. Joseph's and St. Mary's: The Origins of Catholic Hospitals in Philadelphia. Philadelphia.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCasterline, Gail Farr. St. Joseph's and St. Mary's: The Origins of Catholic Hospitals in Philadelphia. Philadelphia, 1984.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCasterline, Gail Farr. St. Joseph's and St. Mary's: The Origins of Catholic Hospitals in Philadelphia. Philadelphia, 1984.
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