The agricultural extension officer
35 mm positive film, 87 frames, colour, text 9 p.; Price:
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| Format: | Texto biblioteca |
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Rome (Italy) FAO
1976
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| Subjects: | AUDIOVISUAL AIDS, ADVISORY OFFICERS, EXTENSION ACTIVITIES, VILLAGES, MOYEN AUDIOVISUEL, CONSEILLER AGRICOLE, VULGARISATION, MEDIOS AUDIOVISUALES, AGENTES DE EXTENSION, EXTENSION, VILLAGE, PUEBLOS, |
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