@article {10.3262/TUP1206466, 
	author = "Sauerbrey, Ulf",
	title = "Janusz Korczak - ein Pionier wichtiger Handlungsprobleme der Erziehung",
	journal = "TUP - Theorie und Praxis der Sozialen Arbeit",
	ISSN = "0342-2275",
	year = "2012",
	number = "6",
	pages = "466-473",
	doi = "10.3262/TUP1206466",
	url = "https://content-select.com/index.php?id=bib_view&doi=10.3262%2FTUP1206466",
	publisher = "Beltz Juventa",
	language = "",
}