@book{14711,
	author = {United States.},
	title = {Imports and exports of merchandise into and from the United States by countries and principal articles during the years ending June 30, 1908-1912.},
	publisher = {Govt. print. off.,},
	year = {1913.},
	address = {Washington :},
	url = {http://hdl.loc.gov/loc.gdc/scd0001.00297650282}
}