Alexander von Humboldt : Tofauti kati ya masahihisho

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Mstari 34:
[[az:Aleksandr fon Humboldt]]
[[bat-smg:Aleksandros fon Humbuolts]]
[[be:Аляксандр Гумбальдт]]
[[bg:Александър фон Хумболт]]
[[bn:আলেকজান্ডার ফন হুমবোল্‌ড্‌ট্]]