@book{3428,
	author = {Baroody, Arthur J. and Sanchez Barberan, Genis},
	title = {El pensamiento matematico de los niños  /},
	publisher = {Visor, },
	year = {1988},
	series = {Aprendizaje},
	address = {Madrid  },
	note = {Incluye indice}
}