Παραπομπή σε μορφή APA (7η εκδ.)

Fremantle, A. (1956). The papal encyclicals in their historical context. A Mentor Book.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Fremantle, Anne. The Papal Encyclicals in Their Historical Context. New York: A Mentor Book, 1956.

Παραπομπή σε μορφή MLA (9th εκδ.)

Fremantle, Anne. The Papal Encyclicals in Their Historical Context. A Mentor Book, 1956.