@book{259768,
	author = {United States.},
	title = {Gold, SDR's, and central bank swaps},
	publisher = {U.S. Government Printing Office :},
	year = {1972.},
	address = {Washington :},
	note = {At head of title: 92d Congress, 2d session. Joint committee print.},
	url = {http://purl.fdlp.gov/GPO/gpo79677}
}