@book{77874,
	author = {Patzig, Günther and Patzig, Günther},
	title = {Ética sin Metafísica /},
	publisher = {Ediciones Coyoacán,},
	year = {2000.},
	series = {Filosofía y Cultura Contemporánea },
	address = {México :},
	edition = {Primera Edición: 2000}
}