@book{21554,
	author = {Aristoteles},
	title = {O niebie /},
	year = {1980.},
	series = {Biblioteka Klasyków Filozofii},
	address = {Warszawa,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=21554}
}