Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 117 Document Number: C12850
Notes:
Chapter 18 in Shirley A. White (ed.), The art of facilitating participation: releasing the power of grassroots communication. Sage Publications, New Delhi, India. 367 p.
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: D01199
Notes:
Pages 49-57 in Chris Reij and Ann Waters-Bayer, Farmer innovation in Africa: a source of inspiration for agricultural development. Earthscan Publications Ltd., London, UK. 362 pages.