APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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