@book{53310,
	author = {Bukowski, Sławomir and Difin},
	title = {Unia monetarna :},
	publisher = {Centrum Doradztwa i Informacji Difin,},
	year = {2007.},
	address = {Warszawa :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=53310}
}