"Power and Patronage in Early Medieval Italy : Local Society, Italian Politics and the Abbey of Farfa, c. 700–900", Marios Costambeys, Cambridge 2007 : [recenzja]

Kwartalnik Historyczny, Tom 117, Numer 1 (2010) s. 104-108
Aneta Pieniądz , Marios Costambeys (aut. dzieła rec.)