@book{5030,
	author = {Dienes, Zoltan Paul and Verdaguer de Banfi, Cristina},
	title = {La potencia de la matemática},
	publisher = {Estrada},
	year = {1971},
	series = {Biblioteca de ciencias de la educación},
	address = {Buenos Aires},
	edition = {1ª ed.}
}