@book{50640,
	author = {Barnett, Lincoln. and Einstein, Albert},
	title = {Einstein und das Universum /},
	publisher = {Fischer Bücherei,},
	year = {1952.},
	series = {Fischer Bücherei},
	address = {Frankfurt am Main :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=50640}
}