@book{28772,
	author = {AMMERAAL, Leendert},
	title = {Programming principles in computer graphic /},
	publisher = {John Wiley,},
	year = {1988.},
	address = {Chichester :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=28772}
}