@book{56080,
	author = {Marcuse, Aída E. and Chaves, Verónica, ill.},
	title = {Un trozo de pan = A piece of bread /},
	publisher = { Panamericana,},
	year = { 2005},
	series = {Bilinge},
	address = {Bogotá :},
	note = {Texto en inglés y español}
}