APA (7e ed.) Bronvermelding

O'Keeffe, W. P. (1950). Mary: God's mother - our mother. Catholic Truth Society of Ireland.

Chicago (17e ed.) Bronvermelding

O'Keeffe, William P. Mary: God's Mother - Our Mother. Dublin: Catholic Truth Society of Ireland, 1950.

MLA (8e ed.) Bronvermelding

O'Keeffe, William P. Mary: God's Mother - Our Mother. Catholic Truth Society of Ireland, 1950.