"33a78c43-8ee9-4c81-9099-4b9256e5a19b" . "Economic Research Service, U.S. Department of Agriculture"^^ . "http://www.ers.usda.gov/briefing/rurality/newdefinitions/"^^ . . . . . . _:genid1 . _:genid1 . _:genid1 . _:genid1 .