@book{18020,
	author = {RYBKA, Eugeniusz.},
	title = {Astronomia ogólna /},
	year = {1978.},
	address = {Warszawa,},
	edition = {Wyd.6 popr.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=18020}
}