@book{300,
	author = {Däniken, Erich von},
	title = {El oro de los dioses.},
	publisher = {Ediciones Martínez Roca, S.S.},
	year = {1974},
	series = {(part col.) (Nueva formula)},
	address = {Barcelona},
	note = {Translation of : Aussaat und Kosmos.}
}