@book{8085,
	author = {Goscinny, René and Sempé},
	title = {Joaquín tiene problemas},
	publisher = {Alfaguara},
	year = {1991},
	series = {Juvenil Alfaguara},
	address = {Madrid},
	edition = {1ª ed.},
	note = {Contiene biografía del autor en la contratapa}
}