APA (7th ed.) Citation

Rupke, N. A. (2008). Alexander von Humboldt : a metabiography / Nicolaas A. Rupke: A metabiography. University of Chicago Press.

Chicago Style (17th ed.) Citation

Rupke, Nicolaas A. Alexander Von Humboldt : A Metabiography / Nicolaas A. Rupke: A Metabiography. Chicago ; London: University of Chicago Press, 2008.

MLA (9th ed.) Citation

Rupke, Nicolaas A. Alexander Von Humboldt : A Metabiography / Nicolaas A. Rupke: A Metabiography. University of Chicago Press, 2008.

Warning: These citations may not always be 100% accurate.