@book{63486,
	author = {Ethridge, Don E.},
	title = {Research methodology in applied economics :},
	publisher = {Blackwell Publishing,},
	year = {c2004.},
	address = {Ames, Iowa :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/toc/ecip0413/2004001461.html}
}