@book{2524,
	author = {Grindley, Sally, 1953 -  and Butler, John },
	title = {Ositos en la nieve / },
	publisher = {Larousse, },
	year = {2012},
	address = {Bogotá : },
	edition = {1a ed.},
	note = {Título original de la obra : Polar star}
}