Cita APA (7th ed.)

Darwin, C. (1839). The voyage of the Beagle. Floating Press.

Cita Chicago (17th ed.)

Darwin, Charles. The Voyage of the Beagle. [Auckland, New Zealand]: Floating Press, 1839.

Cita MLA (9th ed.)

Darwin, Charles. The Voyage of the Beagle. Floating Press, 1839.