@book{2090,
	author = {Appleyard, Dennis R. and Field, Alfred J.},
	title = {International economics /},
	publisher = {McGraw-Hill/Irwin,},
	year = {c2006.},
	address = {Boston :},
	edition = {5th ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy0618/2004059545-d.html}
}