Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 162 Document Number: C26766
Notes:
Reprint of 19 pages provided as CD in John P. Brien, "Research contributions in agricultural extension and communication," a thesis submitted for the Degree of Doctor of Agricultural Science, Faculty of Natural Resources, Agriculture and Veterinary Science, University of Queensland., Keynote address at the Australian and New Zealand Association for the Advancement of Science Congress, Sydney, Australia.
