@book{9920,
	author = {Böll, Heinrich, 1917-1985},
	title = {Acto de servicio},
	publisher = {Seix Barral Editores},
	year = {1966},
	series = {Biblioteca formentor},
	address = {Barcelona},
	edition = {2a ed.},
	note = {Incluye datos sobre el autor y la obra}
}