Παραπομπή σε μορφή APA (7η εκδ.)

BETHMANN, E. W. Bridge to Islam: A study of the religious forces of Islam and Christianity in the Near East. Southern Publising Association.

Παραπομπή σε μορφή Chicago (17η εκδ.)

BETHMANN, Erich W. Bridge to Islam: A Study of the Religious Forces of Islam and Christianity in the Near East. Southern Publising Association.

Παραπομπή σε μορφή MLA (8th εκδ.)

BETHMANN, Erich W. Bridge to Islam: A Study of the Religious Forces of Islam and Christianity in the Near East. Southern Publising Association.