Improving agricultural extension :
Improving agricultural extension : a reference manual /
- 1997.
- ix, 220 p.:
Updated ed. of: Agricultural extension. 2nd ed. 1984. "Prepared under the guidance of the Extension, Education, and Communication Service, Research, Extension, and Training Division, Sustainable Development Department." "M-67."
9251040079
Agricultural extension work
630/.71/5
Updated ed. of: Agricultural extension. 2nd ed. 1984. "Prepared under the guidance of the Extension, Education, and Communication Service, Research, Extension, and Training Division, Sustainable Development Department." "M-67."
9251040079
Agricultural extension work
630/.71/5