Statistics of cooperative extension work, 1919-20.
APA Citation
United States. Dept. of Agriculture. States Relations Service. (1920). Statistics of cooperative extension work, 1919-20. Washington, D.C.: U.S. Dept. of Agriculture.
MLA Citation
United States. Dept. of Agriculture. States Relations Service. Statistics of Cooperative Extension Work, 1919-20. Washington, D.C.: U.S. Dept. of Agriculture, 1920.
Warning: These citations may not always be complete (especially for serials).