@book{3794,
	author = {Hatton, T. J. and Williamson, Jeffrey G., and ebrary, Inc.},
	title = {The age of mass migration},
	publisher = {Oxford University Press,},
	year = {1998.},
	address = {New York :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10279228}
}