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Kerschensteiner, Georg (1854-1932)(3)
Mansbridge, Albert (3)
World Association for Adult Education (3)
Münchner Stadtbibliothek / Monacensia (3)
Kerschensteiner, Georg (1854-1932)(3)
Mansbridge, Albert (3)
World Association for Adult Education (3)
Münchner Stadtbibliothek / Monacensia (3)