@book{50460,
	author = {Gotthelf, Allan,},
	title = {Metaethics, egoism, and virtue :},
	publisher = {University of Pittsburgh Press,},
	year = {[2011]},
	series = {Ayn Rand Society philosophical studies},
	address = {Pittsburgh, Pennsylvania :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10904618}
}