The mountains and the city : the Tuscan Appennines in the early Middle Ages

Wickham, C.J.. The mountains and the city : the Tuscan Appennines in the early Middle Ages / . - Oxford : Clarendon Press, 1988 . - XXXIV, 427 p. 22 cm.
К.: Бібліогр. : с. 392-409.
0-19-821966-0