@book{242457,
	author = {United States},
	title = {Our flag},
	publisher = {U.S. G.P.O.},
	year = {2007.},
	series = {S. doc. / 109th Congress, 2nd session ;},
	address = {Washington},
	note = {"Printed by authority of Senate Concurrent Resolution 108, 109th Congress."},
	url = {http://purl.access.gpo.gov/GPO/LPS91606}
}