Citazione Stile APA (7a Edizione)
Booker, C. M. (2009). Past convictions: The penance of Louis the Pious and the decline of the Carolingians. University of Pennsylvania Press.
Citazione stile Chigago Style (17a edizione)
Booker, Courtney M. Past Convictions: The Penance of Louis the Pious and the Decline of the Carolingians. Philadelphia: University of Pennsylvania Press, 2009.
Citatione MLA (9a ed.)
Booker, Courtney M. Past Convictions: The Penance of Louis the Pious and the Decline of the Carolingians. University of Pennsylvania Press, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.