@book{82409,
	author = {Swokowski, Earl W. and Cole, Jeffery A.},
	title = {Algebra y trigonometría con geometría analítica},
	publisher = {International Thomson,},
	year = {c.1998.},
	address = {México, D. F. :},
	note = {Trad. de Algebra and trigonometry with analytic geometry. 9 e., 1997.}
}