@book{20431,
	author = {ZIÓŁKOWSKA, Danuta and POLAK, Aleksander},
	title = {Metalurgia /},
	year = {1981.},
	address = {Częstochowa,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=20431}
}