@book{199160,
	author = {Richardson, Heather Cox. and ebrary, Inc.},
	title = {The greatest nation of the earth},
	publisher = {Harvard University Press,},
	year = {1997.},
	series = {Harvard historical studies ;},
	address = {Cambridge, Mass. :},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=5004916}
}