@book{242050,
	author = {United States and United States},
	title = {United States code},
	publisher = {United States Government Printing Office},
	year = {2013-},
	address = {Washington},
	edition = {2012 edition},
	url = {http://www.gpo.gov/fdsys/browse/collectionUScode.action?selectedYearFrom=2012&go=Go}
}