@book{78005,
	author = {Claudín, Fernando,},
	title = {Marx, Engels y la Revolución de 1848 /},
	publisher = {Siglo XXI España,},
	year = {[2018]},
	series = {Serie Historia},
	address = {Tres Cantos, Madrid, España :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/60718/}
}