Cita APA (7a ed.)

Spruce, R., & Russel Wallace, A. (1908). Notes of a botanist on the Amazon & Andes (First edition.). Macmillan.

Cita Chicago Style (17a ed.)

Spruce, Richard., y Alfred Russel Wallace. Notes of a Botanist on the Amazon & Andes. First edition. London: Macmillan, 1908.

Cita MLA (8a ed.)

Spruce, Richard., y Alfred Russel Wallace. Notes of a Botanist on the Amazon & Andes. First edition. Macmillan, 1908.