Economic indicators of the farm sector.
Costs of production.
Major field crops /
United States Department of Agriculture, Economic Research Service.

APA Citation

United States. Department of Agriculture. Economic Research Service. (1990). Economic indicators of the farm sector. Washington, D.C.: The Service.

MLA Citation

United States. Department of Agriculture. Economic Research Service. Economic Indicators of the Farm Sector. Washington, D.C.: The Service, 1990.

Warning: These citations may not always be complete (especially for serials).