APA (7th ed.) Citation

Alexander von Humboldt. (2007). Jahresbericht-Annual Report 2007. Himboldt-foundation.

Chicago Style (17th ed.) Citation

Alexander von Humboldt. Jahresbericht-Annual Report 2007. Bonn: Himboldt-foundation, 2007.

MLA (9th ed.) Citation

Alexander von Humboldt. Jahresbericht-Annual Report 2007. Himboldt-foundation, 2007.

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