@book{18250,
	author = {BURDZY, Janina},
	title = {300 [trzysta] zadań z rachunku prawdopodobieństwa /},
	publisher = {Wydaw. WSI,},
	year = {1977.},
	address = {Lublin :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=18250}
}