United States. Bureau of the Census. (1919). Instructions to special agents: Irrigation and drainage, 1920. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. Bureau of the Census. Instructions to Special Agents: Irrigation and Drainage, 1920. [Washington?]: U.S. Government Printing Office, 1919.
MLA (9th ed.) CitationUnited States. Bureau of the Census. Instructions to Special Agents: Irrigation and Drainage, 1920. U.S. Government Printing Office, 1919.
Warning: These citations may not always be 100% accurate.