O'Brien, B. R. (1999). God's Peace and King's Peace: The Laws of Edward the Confessor. University of Pennsylvania Press.
Style de citation Chicago (17e éd.)O'Brien, Bruce R. God's Peace and King's Peace: The Laws of Edward the Confessor. Philadelphia: University of Pennsylvania Press, 1999.
Style de citation MLA (8e éd.)O'Brien, Bruce R. God's Peace and King's Peace: The Laws of Edward the Confessor. University of Pennsylvania Press, 1999.
Attention : ces citations peuvent ne pas être correctes à 100%.