APA (7th ed.) Citation

Wallach, V., Williams, K. L., & Boundy, J. (2014). Snakes of the world: A catalogue of living and extinct species. CRC Press.

Chicago Style (17th ed.) Citation

Wallach, Van, Kenneth Lee Williams, and Jeff Boundy. Snakes of the World: A Catalogue of Living and Extinct Species. Boca Raton [u.a.]: CRC Press, 2014.

MLA (9th ed.) Citation

Wallach, Van, et al. Snakes of the World: A Catalogue of Living and Extinct Species. CRC Press, 2014.