@book{427,
	author = {Brieghel-Müller, Gunna and Nogareda Cuixart, Nuria.,},
	title = {Eutonia y relajación :},
	publisher = {Editorial Hispano Europea,},
	year = {1974.},
	series = {Colección Herakles : Biblioteca enciclopédia de los deportes},
	address = {Barcelona :}
}