@book{75591,
	author = {Hanley, Nick. and Shogren, Jason F.},
	title = {Environmental economics :},
	publisher = {Palgrave Macmillan,},
	year = {2007.},
	address = {Basingstoke [England] ;},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0809/2006049284-d.html}
}