Παραπομπή σε μορφή APA (7η εκδ.)

Abreu, M. C. (1944). Lucy, a light from Fatima: The seer and confidante of the Blessed Virgin. Sister of St. Dorothy.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Abreu, Mary C. Lucy, a Light from Fatima: The Seer and Confidante of the Blessed Virgin. New York: Sister of St. Dorothy, 1944.

Παραπομπή σε μορφή MLA (8th εκδ.)

Abreu, Mary C. Lucy, a Light from Fatima: The Seer and Confidante of the Blessed Virgin. Sister of St. Dorothy, 1944.