@book{228389,
	author = {Parsons, Paul and Gribbin, John R.},
	title = {Einstein},
	publisher = {Blume},
	year = {2012.},
	series = {Biografía breve},
	address = {Barcelona},
	edition = {First edition.},
	note = {Translation of : 3-minute Einstein, c2011.}
}