@book{44761,
	author = {Marczyński, Jerzy and Helion},
	title = {Unix :},
	publisher = {"Helion",},
	year = {1995.},
	address = {Gliwice :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=44761}
}