@book{51362,
	author = {Guardini, Romano},
	title = {Die Lebensalter},
	publisher = {Matthias-Grünewald-Verl.},
	year = {2008},
	series = {Topos Taschenbücher},
	address = {Ostfildern},
	edition = {13. Taschenbuchaufl., (unveränd. Nachdr. der 9. Aufl.). }
}