Quatro obras de Georges Duby para download

LINK PARA DOWNLOAD:
https://drive.google.com/folderview?id=0B8ynwVroWS0JfjNuSVBCdGlJeXozbXJzQVg3V0EwaFBPR3V2ajlnSDEzX1NqV242V04wOHc&usp=sharing