Παραπομπή σε μορφή APA (7η εκδ.)

Kramer, R. (2019). Rethinking Authority in the Carolingian Empire: Ideals and Expectations during the Reign of Louis the Pious (813-828). Amsterdam University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Kramer, Rutger. Rethinking Authority in the Carolingian Empire: Ideals and Expectations During the Reign of Louis the Pious (813-828). Amsterdam: Amsterdam University Press, 2019.

Παραπομπή σε μορφή MLA (9th εκδ.)

Kramer, Rutger. Rethinking Authority in the Carolingian Empire: Ideals and Expectations During the Reign of Louis the Pious (813-828). Amsterdam University Press, 2019.