@book{111077,
	author = {Duby, Georges,},
	title = {Economía rural y vida campesina en el occidente medieval /},
	publisher = {Peninsula,},
	year = {1968.},
	series = {Historia, ciencia, sociedad ;},
	address = {Barcelona :},
	note = {Tít. orig.: L'économie rurale et la vie des campagnes dans l'Occident médiéval.}
}