@book{80297,
	author = {Miller, Roger LeRoy.},
	title = {Economics today /},
	publisher = {Pearson/Addison Wesley,},
	year = {2006.},
	address = {Boston :},
	edition = {13th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip054/2004028936.html}
}