@book{15768,
	author = {Burdzy, Janina},
	title = {Rachunek prawdopodobieństwa /},
	publisher = {ZZMW WSI,},
	year = {1974.},
	address = {Lublin :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=15768}
}