@book{5312,
	author = {de Paola, Tomie, 1934 and de Paola, Tomie, 1934/Guhl, Mercedes},
	title = {La abuelita de arriba y la abuelita de abajo /},
	publisher = { Norma,},
	year = { 2006},
	series = {Buenas noches},
	address = {Bogotá :},
	edition = {3a reimpr.},
	note = {Título original: Nana Upstairs & Nana Downstairs}
}