United States. Department of Agriculture. Office of the Secretary & Swank, J. M. (1872). Department of Agriculture: Its history and objects. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and James Moore Swank. Department of Agriculture: Its History and Objects. [Washington, D.C.]: U.S. Government Printing Office, 1872.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and James Moore Swank. Department of Agriculture: Its History and Objects. U.S. Government Printing Office, 1872.
Warning: These citations may not always be 100% accurate.