@book{11773,
	author = {BLECKMANN, C. E.},
	title = {Die Härterei /},
	year = {1969.},
	address = {Berlin,},
	edition = {7te Aufl.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=11773}
}