@book{11293,
	author = {Nicholson, Walter.},
	title = {Microeconomic theory :},
	publisher = {Thomson/South-Western,},
	year = {c2005.},
	address = {Mason, Ohio :},
	edition = {9th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy1514/2003116071-b.html}
}