@book{12000,
	author = {Kwilecki, Andrzej and Wydawnictwo Poznańskie},
	title = {Idea zjednoczenia Europy :},
	publisher = {Wydawnictwo Poznańskie,},
	year = {1969.},
	address = {Poznań :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=12000}
}