@book{130254,
	author = {Asimov Isaac},
	title = {Los Estados Unidos desde 1816 hasta la guerra civil},
	publisher = {Libro de Bolsillo, Alianza Editorial},
	year = {[1985]},
	series = {Historia Universal Asimov},
	address = {Madrid},
	edition = {2 ed.},
	note = {Translation of : Our Federal Union : the United States from 1816 to 1865.}
}