United States. Department of Agriculture. Office of the Secretary. (1879). General index of agricultural reports of Patent Office, for 25 years, from 1837 to 1861; and of Department of Agriculture, for 15 years, from 1862 to 1876. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary. General Index of Agricultural Reports of Patent Office, for 25 Years, from 1837 to 1861; and of Department of Agriculture, for 15 Years, from 1862 to 1876. [Washington, D.C.]: U.S. Government Printing Office, 1879.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary. General Index of Agricultural Reports of Patent Office, for 25 Years, from 1837 to 1861; and of Department of Agriculture, for 15 Years, from 1862 to 1876. U.S. Government Printing Office, 1879.