@book{159370,
	author = {Popper, Karl R.},
	title = {La sociedad abierta y sus enemigos},
	publisher = {Ediciones Paidós},
	year = {c1957, 1994.},
	series = {Paidós básica},
	address = {Barcelona},
	note = {Translation of : The open society an its enemies.}
}