@book{6232,
	author = {Olszewski, Ewald and Politechnika cz},
	title = {Maszyny do obróbki plastycznej :},
	publisher = {PC,},
	year = {1991.},
	address = {Częstochowa :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=6232}
}