1. From extension science to communication and innovation studies: new theoretical trends from Wageningen Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Heymann, F.V. (author) Format: Abstract Publication Date: 1998-03 Published: International Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 156 Document Number: C25365 Journal Title: Journal of Agricultural Education and Extension Journal Title Details: 4(4) : 245-251 Notes: Retrieved January 28, 2007
2. Towards an appropriate extension approach for agricultural and rural development in South Africa Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Duvel, G.H. (author) Format: Abstract Publication Date: 2000 Published: South Africa Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 174 Document Number: C29675 Journal Title: South African Journal of Agricultural Extension Journal Title Details: 29 Notes: Via African Journals Online.