@book{224127,
	author = {Hobsbawm, Eric John Ernest,},
	title = {Historia del siglo xx},
	publisher = {Crítica},
	year = {2011.},
	series = {(Biblioteca E. J. Hobsbawn de Histora contemporánea)},
	address = {Buenos Aires},
	edition = {10a ed. 6a reimp.}
}