Cita APA (7a ed.)

Humboldt, A. v., & Bonpland, A. (1852). Personal narrative of travels to the equinoctial regions of America, during the years 1799-1804 by Alexander von Humboldt and Aimé Bonpland. Henry G. Bohn.

Cita Chicago Style (17a ed.)

Humboldt, Alexander von, y Aimé Bonpland. Personal Narrative of Travels to the Equinoctial Regions of America, During the Years 1799-1804 by Alexander Von Humboldt and Aimé Bonpland. London: Henry G. Bohn, 1852.

Cita MLA (9a ed.)

Humboldt, Alexander von, y Aimé Bonpland. Personal Narrative of Travels to the Equinoctial Regions of America, During the Years 1799-1804 by Alexander Von Humboldt and Aimé Bonpland. Henry G. Bohn, 1852.