@book{33221,
	author = {SZpak, Jan.},
	title = {Historia gospodarcza powszechna /},
	publisher = {Polskie Wydaw. Ekonomiczne,},
	year = {1997.},
	address = {Warszawa :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=33221}
}