@book{32420,
	author = {Parra, Marina. and Ayarza Bastidas, Alfredo, dir.},
	title = {Cómo se produce el texto escrito :},
	publisher = {  Cooperativa Editorial Magisterio},
	series = {Aula abierta},
	address = {Santafé de Bogotá :},
	note = {1 copia sala}
}