Manual de ayudas audiovisuales - 2. ed.
Diagrs., graphs, illus. (some col.), tables. Bibliography 407-410;
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Main Authors: | , |
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Format: | Texto biblioteca |
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Published: |
Madrid (Spain) Pub. de Extension Agraria
1977
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Subjects: | AUDIOVISUAL AIDS, PHOTOGRAPHY, RADIO, TELEVISION, EXTENSION ACTIVITIES, MOYEN AUDIOVISUEL, MEDIOS AUDIOVISUALES, PHOTOGRAPHIE, VULGARISATION, FOTOGRAFIA, RADIO (MEDIO DE COMUNICACION), EXTENSION, |
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Summary: | Diagrs., graphs, illus. (some col.), tables. Bibliography 407-410; |
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