@book{207933,
	author = {McConnell, Campbell R. and Brue, Stanley L.,},
	title = {Economics :},
	publisher = {McGraw-Hill Irwin,},
	year = {c2009.},
	series = {The McGraw-Hill series in economics},
	address = {Boston :},
	edition = {18th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip0826/2008037520.html}
}