United States. National Agricultural Statistics Service. (2005). Agricultural chemical usage: Field and vegetable crops chemical distribution rate. U.S. Dept. of Agriculture, National Agricultural Statistics Service.
Chicago Style (17th ed.) CitationUnited States. National Agricultural Statistics Service. Agricultural Chemical Usage: Field and Vegetable Crops Chemical Distribution Rate. Washington, D.C.: U.S. Dept. of Agriculture, National Agricultural Statistics Service, 2005.
MLA (9th ed.) CitationUnited States. National Agricultural Statistics Service. Agricultural Chemical Usage: Field and Vegetable Crops Chemical Distribution Rate. U.S. Dept. of Agriculture, National Agricultural Statistics Service, 2005.
Warning: These citations may not always be 100% accurate.