@book{262090,
	author = {Larson, Ron, and Hostetler, Robert P.,},
	title = {Precálculo /},
	publisher = {Editorial Reverté,},
	year = {[2008]},
	address = {Barcelona :},
	edition = {Séptima edición.},
	url = {https://www.digitaliapublishing.com/a/67918/}
}