Παραπομπή σε μορφή APA (7η εκδ.)

Christie, D. B. (1932). While the world revolves: Being the life and martyrdom of Blessed John Houghton, Carthusian monk and martyr. Burns, Oates & Washbourne.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Christie, Donald Benedict. While the World Revolves: Being the Life and Martyrdom of Blessed John Houghton, Carthusian Monk and Martyr. London: Burns, Oates & Washbourne, 1932.

Παραπομπή σε μορφή MLA (8th εκδ.)

Christie, Donald Benedict. While the World Revolves: Being the Life and Martyrdom of Blessed John Houghton, Carthusian Monk and Martyr. Burns, Oates & Washbourne, 1932.