APA (7th ed.) Citation
Leonardo, d. V., Richter, I. A., & Wells, T. (2008). Notebooks (New ed.). Oxford University Press.
Chicago Style (17th ed.) Citation
Leonardo, da Vinci, Irma A. Richter, and Thereza Wells. Notebooks. New ed. Oxford ; New York: Oxford University Press, 2008.
MLA (9th ed.) Citation
Leonardo, da Vinci, et al. Notebooks. New ed. Oxford University Press, 2008.
Warning: These citations may not always be 100% accurate.