@book{102465,
	author = {Helpman, Elhanan. and ebrary, Inc.},
	title = {The organization of firms in a global economy},
	publisher = {Harvard University Press,},
	year = {2008.},
	address = {Cambridge, Mass. :},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10328823}
}