@book{20457,
	author = {Cardoso, Ciro Flamarion S., and Pérez Brignoli, Héctor},
	title = {Historia económica de América Latina : sistemas agrarios e historia colonial. Volumen 1},
	publisher = {Crítica,},
	year = {1979.},
	address = {Barcelona :},
	edition = {1. edición}
}