@book{5256,
	author = {Vallejo, César,},
	title = {Los Heraldos negros :},
	publisher = {Losada,},
	year = {1961},
	series = {Biblioteca contemporánea (Buenos Aires, Argentina) ;},
	address = {Buenos Aires :},
	note = {Reimpressions: 1966, 1969, 1972}
}