- Agricultural Communications Documentation Center (ACDC)
- Brien, John P. (main author), University of Queensland, Brisbane, Queensland, Australia.
- Publication Date:
- Subject Term:
- audiovisual media, Australia, careers, communication research, communication units, development communication, extension, extension communication, extension programs, extension services, extension systems, farm journals, information systems, professional development, research communication, research organizations, scientific communication, Papua New Guinea
- Thesis submitted for the degree of Doctor of Agricultural Science, Faculty of Natural... (continued)