@book{230205,
	author = {Engels, Friedrich, and Burns, Emile, and ebrary, Inc.},
	title = {Herr Eugen D�uhring's revolution in science (anti-D�uhring)},
	publisher = {Electric Book Co.,},
	year = {c2001.},
	address = {London :},
	note = {Cover title : Anti-D�uhring.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=2001655}
}