@book{53510,
	author = {LANGER, Maria},
	title = {Po prostu Excel 2000 PL /},
	publisher = {"Helion",},
	year = {cop. 2000.},
	address = {Gliwice :},
	note = {Oryg. : "Excel 2000 for Windows Visual Quicstart guide".},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=53510}
}