This is cooperative extension
Series: PA -- 819; Program aid (United States. Department of Agriculture) -- no. 819.
Publisher: Federal Extension Service, U.S. Dept. of Agriculture
Published: 1973
Place of publication: Washington, D.C.]
Language: eng
Subjects: United States; Agricultural extension work; United States. Extension Service; Government policy
Notes: "Slightly revised January 1973."--Page [7].