Staatsbürgerliche Kenntnisse, Einstellungen und Verhaltensweisen von Schülern...
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https://b2find.eudat.eu/dataset/b1a81bb0-a386-5f79-b796-9c1d8043093b
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The International Association for the Evaluation of Educational Achievement (IEA), headquartered in the Dutch capital of Amsterdam, was founded in 1959 and has since carried out...
