@book{50750,
	author = {SAGAN, Carl and DRUYAN, Ann},
	title = {Der Komet :},
	publisher = {Droemer Knaur,},
	year = {1985.},
	address = {München :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=50750}
}