APA (7th ed.) Citation

United States. Department of Agriculture. Economic Research Service. (1990). Chronological landmarks in American agriculture (Rev. version, Nov. 1990.). U.S. Dept. of Agriculture, Economics Research Service.

Chicago Style (17th ed.) Citation

United States. Department of Agriculture. Economic Research Service. Chronological Landmarks in American Agriculture. Rev. version, Nov. 1990. Washington, DC: U.S. Dept. of Agriculture, Economics Research Service, 1990.

MLA (9th ed.) Citation

United States. Department of Agriculture. Economic Research Service. Chronological Landmarks in American Agriculture. Rev. version, Nov. 1990. U.S. Dept. of Agriculture, Economics Research Service, 1990.