- Collection:
- Agricultural Communications Documentation Center (ACDC)
- Contributers:
- Winzer, K. (author)
- Format:
- Article
- Publication Date:
- 1956
- Published:
- International: H. Veenman & Zonen, Wageningen, The Netherlands.
- Location:
- Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: Byrnes14b Document Number: C12589
- Subject Term:
- audiovisual aids, audiovisual materials, development communication, extension communication, teaching aids, and visual communication
- Notes:
- Francis C. Byrnes Collection, Pages 159-176 in J.M.A. Penders (ed.), Methods and program planning in rural extension. 324 p.
