@book{30301,
	author = {Wessels, Walter J.},
	title = {Economics.},
	publisher = {Barron's,},
	year = {c2006.},
	series = {Business review books},
	address = {Hauppauge, N.Y. :},
	edition = {4th ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy0630/2005058924-d.html}
}