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Subject Term
- audiovisual media[remove]43
- extension communication[remove]43
- extension22
- media effectiveness15
- educational media13
- teaching methods13
- extension methods10
- development communication9
- video9
- videotapes8
- educational methods7
- educational video7
- audiovisual communication6
- films6
- rural development6
- training methods6
- agricultural development5
- audiovisual training5
- development5
- educational media video5