@book{4747,
	author = {Otto, Edward},
	title = {Krzywe stożkowe :},
	year = {1976.},
	address = {Warszawa,},
	edition = {Wyd.2.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=4747}
}