@book{3318,
	author = {Contreras, Eugenia. and Haverland, Ronda.},
	title = {Tune up :},
	publisher = {Richmond,},
	year = {2016.},
	address = {Santiago, Chile :},
	edition = {4ᵃ edición.},
	note = {Edición especial para el Ministerio de Educación.}
}