Cita APA (7th ed.)
Booker, C. M. (2009). Past convictions: The penance of Louis the Pious and the decline of the Carolingians. University of Pennsylvania Press.
Cita Chicago (17th ed.)
Booker, Courtney M. Past Convictions: The Penance of Louis the Pious and the Decline of the Carolingians. Philadelphia: University of Pennsylvania Press, 2009.
Cita MLA (9th ed.)
Booker, Courtney M. Past Convictions: The Penance of Louis the Pious and the Decline of the Carolingians. University of Pennsylvania Press, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.