@book{54450,
	author = {Heinss, Melitta, and Castillo, Rodolfo,},
	title = {Gimnasia rítmica deportiva para niñas /},
	publisher = {Editorial Stadium,},
	year = {1984.},
	address = {Buenos Aires :},
	note = {Incluye apéndice.},
	url = {https://elibro.net/ereader/politecnicointernacional/194798}
}