@book{123090,
	author = {Audi, Robert,},
	title = {Epistemology :},
	publisher = {Routledge,},
	year = {2011.},
	series = {Routledge contemporary introductions to philosophy},
	address = {New York :},
	edition = {3rd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy1114/2010005139-b.html}
}