@book{60347,
	author = {Romer, David.},
	title = {Advanced macroeconomics /},
	publisher = {McGraw-Hill,},
	year = {2006.},
	address = {Boston, Mass. :},
	edition = {3rd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0623/2005041697-t.html}
}