@book{46583,
	author = {Heijdra, Ben J. and Ploeg, Frederick van der,},
	title = {The foundations of modern macroeconomics /},
	publisher = {Oxford University Press,},
	year = {2002.},
	address = {Oxford ;},
	url = {http://www.loc.gov/catdir/enhancements/fy0611/2001055718-t.html}
}