@book{61345,
	author = {Richards, Roy. and Larese Roja, Martha B.,},
	title = {Divertidos experimentos científicos y matemáticos en óptica / },
	publisher = {Editorial Lumen,},
	year = {1991.},
	series = {101 trucos científicos ;},
	address = {Buenos Aires :},
	edition = {1a. edición}
}