Davis, T. F. (1979). Persistent low-income counties in nonmetro America. Dept. of Agriculture, Economics, Statistics, and Cooperatives Service.
Chicago Style (17th ed.) CitationDavis, Thomas F. Persistent Low-income Counties in Nonmetro America. [Washington]: Dept. of Agriculture, Economics, Statistics, and Cooperatives Service, 1979.
MLA (9th ed.) CitationDavis, Thomas F. Persistent Low-income Counties in Nonmetro America. Dept. of Agriculture, Economics, Statistics, and Cooperatives Service, 1979.
Warning: These citations may not always be 100% accurate.