@book{55156,
	author = {Stedman Jones, Gareth and Collyer, Jaime},
	title = {Karl Marx : },
	publisher = {Penguin randon house, },
	year = {2018.},
	series = {Biografías },
	address = {Madrid, España :},
	note = {Incluye datos biografícos del autor en la solapa de la portada. }
}