@book{2991,
	author = {Kley-Auerswald, Maria },
	title = {Das Montessori-Kinderhaus in Theorie und Praxis},
	publisher = {Herder,},
	year = {2017},
	address = {Freiburg :},
	url = {https://deposit.dnb.de/cgi-bin/dokserv?id=695dc9af8ec84ffa888e8c78d7272d87&prov=M&dok_var=1&dok_ext=htm}
}