@book{18566,
	author = {Krugman, Paul R. and Obstfeld, Maurice.},
	title = {International economics :},
	publisher = {Dorling Kindersley,},
	year = {2009.},
	address = {India :},
	url = {http://www.loc.gov/catdir/toc/ecip081/2007041291.html}
}