@book{50446,
	author = {HINCK, Walter.},
	title = {Die deutsche Ballade von Bürger bis Brecht :},
	publisher = {Vandenhoeck & Ruprecht,},
	year = {1968.},
	series = {Kleine Vandenhoeck-Reihe},
	address = {Göetingen :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=50446}
}