APA (7e ed.) Bronvermelding

Martindale, C. C. (1955). What happened at Fatima. Catholic Truth Society.

Chicago (17e ed.) Bronvermelding

Martindale, Cyril Charles. What Happened at Fatima. London: Catholic Truth Society, 1955.

MLA (8e ed.) Bronvermelding

Martindale, Cyril Charles. What Happened at Fatima. Catholic Truth Society, 1955.