@book{54897,
	author = {Karbowski, Marcin.},
	title = {Podstawy kryptografii /},
	publisher = {Wydawnictwo Helion,},
	year = {2008.},
	address = {Gliwice :},
	edition = {Wyd. 2},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=54897}
}