@book{55568,
	author = {Badurek, Jarosław.},
	title = {Methods of decissions assistance in economy modelling and applications /},
	publisher = {Wydawnictwo Politechniki Gdańskiej,},
	year = {2007.},
	address = {Gdańsk :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=55568}
}