APA
Bennett C. F., United States. Extension Service, . (1976). Analyzing impacts of extension programs. [Washington]: U.S. Dept. of Agriculture, Extension Service.
Chicago
Bennett Claude F, United States. Extension Service, . 1976. Analyzing impacts of extension programs. [Washington]: U.S. Dept. of Agriculture, Extension Service.
Harvard
Bennett C. F., United States. Extension Service, . (1976). Analyzing impacts of extension programs. [Washington]: U.S. Dept. of Agriculture, Extension Service.
MLA
Bennett Claude F, United States. Extension Service, . Analyzing impacts of extension programs. [Washington]: U.S. Dept. of Agriculture, Extension Service. 1976.