@book{3572,
	author = {Labinowicz, Ed. and Pollard Frazee, Susie, },
	title = {Introducción a Piaget : },
	publisher = {Addison-Wesley Iberoamericana, },
	year = {1987.},
	address = {Buenos Aires : },
	note = {Incluye bibliografía e índice.}
}