File:Central Europe (Brockhaus).PNGunder the following license: English Hindi Central Europe Russian Центральная Европа согласно определению Brockhaus Enzyklopädie, 20. Auflage, Band 14. 1998
File:Central Europe (Brockhaus).svgDescriptionCentral Europe (Brockhaus).svg English: Central Europe according to the definition from Brockhaus Enzyklopädie, 20. Auflage, Band 14. 1998
File:Deutsche Mundarten.pngFrankish dialects are added due to the geographical location the Central German one.) New Brockhaus (1938), Bd. 3, S. 301: Dialects: Map of the German dialects