@book{162840,
	author = {United States.},
	title = {Statistical abstract of the United States 1961 /},
	publisher = {U.S. Dept. of Commerce, Economics and Statistics Administration,},
	year = {1961.},
	address = {Washington, DC :},
	edition = {82th annual ed.},
	note = {Description based on: 1995; title from print record.},
	url = {http://purl.access.gpo.gov/GPO/LPS2878}
}