@book{26621,
	author = {Swokowski, Earl W. and Cole, Jeffery A.},
	title = {Algebra y trigonometria con geometria analitica /},
	publisher = {Grupo Editorial Iberoamericana,},
	year = {1996.},
	address = {Mexico :},
	edition = {3a ed.},
	note = {Incluye indice.}
}