@book{4679,
	author = {Birkohff, Garret and Mclane, Saunders},
	title = {Algebra moderna.},
	publisher = {Vicens Vives, },
	year = {1974.},
	series = {Manuales Vicnes Vives.},
	address = {Barcelona : },
	edition = {4ta.ed.}
}