@book{105890,
	author = {Parker, Robert Alexander Clarke},
	title = {El Siglo XX -- Europa 1918-1945},
	publisher = {Siglo Veintiuno Editores},
	year = {1984, c1978.},
	series = {Historia universal Siglo XXI},
	address = {México, D.F.},
	edition = {7a ed.},
	note = {Translation of: Das zwanzigste jahrhundert, 1918-1945.}
}