O'Keeffe, W. P. (1950). Mary: God's mother - our mother. Catholic Truth Society of Ireland.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रO'Keeffe, William P. Mary: God's Mother - Our Mother. Dublin: Catholic Truth Society of Ireland, 1950.
एमएलए (8वां संस्करण) प्रशस्ति पत्रO'Keeffe, William P. Mary: God's Mother - Our Mother. Catholic Truth Society of Ireland, 1950.
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