@book{154600,
	author = {Olivera Betrán, Javier. and Torrebadella Flix, Javier.},
	title = {1169 ejercicios y juegos de atletismo /},
	publisher = {Editorial Paidotribo,},
	year = {1990.},
	series = {Colección deporte},
	address = {Barcelona :}
}