@book{28584,
	author = {Ouspensky, P. O.},
	title = {Fragmentos de una enseñanza desconocida /},
	publisher = {Libreria Hachette,},
	year = {1975.},
	address = {Buenos Aires, Argentina :},
	edition = {3a. ed.},
	note = {Incluye índice}
}