@book{51807,
	author = {Walczak, Marian and Difin},
	title = {Międzynarodowe i polskie regulacje rachunkowości w praktyce :},
	publisher = {"Difin",},
	year = {2003.},
	address = {Warszawa :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=51807}
}