@book{51289,
	author = {Krysiak, Karol and Helion},
	title = {Sieci komputerowe :},
	publisher = {Wydawnictwo Helion,},
	year = {cop. 2005.},
	address = {Gliwice :},
	edition = {Wyd. 2.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=51289}
}