@book{39791,
	author = {KOROL, Julitta and CHMIELEWSKA, Agata},
	title = {Excel 97 :},
	publisher = {"Mikom",},
	year = {1998.},
	address = {Warszawa :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=39791}
}