@book{50700,
	author = {BURCKHARDT, Jacob},
	title = {Griechische Kulturgeschichte.},
	publisher = {Rütten und Loening.},
	address = {Berlin :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=50700}
}