APA (7e ed.) Bronvermelding

René-Bazin, M. (1958). A witness of the Invisible: Blessed Mother Mary of Providence foundress of the Helpers of the Holy Souls. Catholic Truth Society.

Chicago (17e ed.) Bronvermelding

René-Bazin, Marie. A Witness of the Invisible: Blessed Mother Mary of Providence Foundress of the Helpers of the Holy Souls. London: Catholic Truth Society, 1958.

MLA (8e ed.) Bronvermelding

René-Bazin, Marie. A Witness of the Invisible: Blessed Mother Mary of Providence Foundress of the Helpers of the Holy Souls. Catholic Truth Society, 1958.