Planning and conducting extension campaigns
By: by H.W. Hockbaum
Series: Circular / United States Department of Agriculture -- no. 58; Circular (United States. Dept. of Agriculture) -- no. 58.
Publisher: U.S. Dept. of Agriculture
Published: 1928
Place of publication: Washington, D.C
Language: eng
Number of pages: 31
Subjects: Agricultural extension work
Notes: Caption title.

"Contribution from Extension Service."