@book{2504,
	author = {Vogt, William},
	title = {Camino de la supervivencia.},
	publisher = {Sudamericana, },
	year = {1952.},
	series = {Ciencia y cultura.},
	address = {Buenos Aires : },
	edition = {1ra.ed.},
	note = {Notas al final de la obra. En depósito.}
}