@book{39497,
	author = {Wise, Gene. and ebrary, Inc.},
	title = {American historical explanations},
	publisher = {University of Minnesota,},
	year = {c1980.},
	address = {Minneapolis :},
	edition = {2d ed., rev.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10231097}
}