@book{3669,
	author = {Dziubiński, Izydor},
	title = {Poradnik matematyczny :},
	publisher = {Państ. Wydaw. Naukowe,},
	year = {1985.},
	address = {Warszawa :},
	edition = {Wyd. 4.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=3669}
}