United States. Department of Agriculture. Economic Research Service & Claassen, R. L. (2004). Environmental compliance in U.S. agricultural policy: Past performance and future potential. U.S. Dept. of Agriculture, Economic Research Service.
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Economic Research Service and Roger L. Claassen. Environmental Compliance in U.S. Agricultural Policy: Past Performance and Future Potential. [Washington, D.C.?]: U.S. Dept. of Agriculture, Economic Research Service, 2004.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Economic Research Service and Roger L. Claassen. Environmental Compliance in U.S. Agricultural Policy: Past Performance and Future Potential. U.S. Dept. of Agriculture, Economic Research Service, 2004.