@book{33411,
	author = {PANCEWICZ, Marcin},
	title = {Po prostu Excel 97 /},
	publisher = {"Helion",},
	year = {cop. 1998.},
	address = {Gliwice :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=33411}
}