Παραπομπή σε μορφή APA (7η εκδ.)

Gladstone, W. E. (1874). The Vatican decrees in their bearing on civil allegiance: A political expostulation. New York.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gladstone, W. E. The Vatican Decrees in Their Bearing on Civil Allegiance: A Political Expostulation. New York, 1874.

Παραπομπή σε μορφή MLA (8th εκδ.)

Gladstone, W. E. The Vatican Decrees in Their Bearing on Civil Allegiance: A Political Expostulation. New York, 1874.