APA (7th ed.) Zitazioa

Humboldt, F. E. A. (1852). Personal narrative of travels to the Equinoctial regions of America during the years 1799-1804. Henry G. Bohn.

Chicago Style (17th ed.) Zitazioa

Humboldt, Federico Enrique Alejandro. Personal Narrative of Travels to the Equinoctial Regions of America During the Years 1799-1804. London, England, United Kingdom: Henry G. Bohn, 1852.

MLA (9th ed.) Zitazioa

Humboldt, Federico Enrique Alejandro. Personal Narrative of Travels to the Equinoctial Regions of America During the Years 1799-1804. Henry G. Bohn, 1852.