@book{55992,
	author = {Bąk, Iwona.},
	title = {Statystyka w zadaniach.},
	publisher = {Wydawnictwa Naukowo-Techniczne,},
	year = {2006.},
	address = {Warszawa :},
	edition = {Wyd. 2 uaktual.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=55992}
}