Berkhofer, R. F. (2004). Day of reckoning: Power and accountability in medieval France. University of Pennsylvania Press.
Lua i Stíl Chicago (17ú heag.)Berkhofer, Robert F. Day of Reckoning: Power and Accountability in Medieval France. Philadelphia, Pa.: University of Pennsylvania Press, 2004.
Lua MLA (9ú heag.)Berkhofer, Robert F. Day of Reckoning: Power and Accountability in Medieval France. University of Pennsylvania Press, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.