Παραπομπή σε μορφή APA (7η εκδ.)

Keyes, G. L. (1966). Christian faith and the interpretation of history: A study of St. Augustine's philosophy of history. University of Nebraska Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Keyes, Gordon Lincoln. Christian Faith and the Interpretation of History: A Study of St. Augustine's Philosophy of History. Lincoln: University of Nebraska Press, 1966.

Παραπομπή σε μορφή MLA (9th εκδ.)

Keyes, Gordon Lincoln. Christian Faith and the Interpretation of History: A Study of St. Augustine's Philosophy of History. University of Nebraska Press, 1966.