APA (7th ed.) Citation

Darwin, B., & Darwin, E. (1927). Tootleoo two. Nonesuch Press.

Chicago Style (17th ed.) Citation

Darwin, Bernard, and Elinor Darwin. Tootleoo Two. London: Nonesuch Press, 1927.

MLA (9th ed.) Citation

Darwin, Bernard, and Elinor Darwin. Tootleoo Two. Nonesuch Press, 1927.