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Subjects
Audio-visual aids, Audio-visual materials, Education, Educational technology, History, Mass media, Programmed instruction, Pädagogische Hochschule Ruhr mediendidaktisches ZentrumPlaces
Germany (West)ID Numbers
- OLID: OL1825832A
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August 25, 2008 | Edited by RenameBot | fix author name |
April 1, 2008 | Created by an anonymous user | initial import |