Economic indicators of the farm sector :
production and efficiency statistics, 1979.
APA Citation
United States. Dept. of Agriculture. Economics and Statistics Service. (1981). Economic indicators of the farm sector: production and efficiency statistics, 1979. Washington, D.C.: U.S. Dept. of Agriculture, Economics and Statistics Service.
MLA Citation
United States. Dept. of Agriculture. Economics and Statistics Service. Economic Indicators of the Farm Sector: Production And Efficiency Statistics, 1979. Washington, D.C.: U.S. Dept. of Agriculture, Economics and Statistics Service, 1981.
Warning: These citations may not always be complete (especially for serials).